Prepare for AppArmor 4.0 beta4 release

- update version file

Signed-off-by: John Johansen <john.johansen@canonical.com>

.gitignore

@@ -266,8 +266,8 @@ tests/regression/apparmor/mmap
 tests/regression/apparmor/mount
 tests/regression/apparmor/move_mount
 tests/regression/apparmor/named_pipe
-tests/regression/apparmor/net_finegrained_rcv
-tests/regression/apparmor/net_finegrained_snd
+tests/regression/apparmor/net_inet_rcv
+tests/regression/apparmor/net_inet_snd
 tests/regression/apparmor/net_raw
 tests/regression/apparmor/open
 tests/regression/apparmor/openat

common/Version

@@ -1 +1 @@
-4.0.0~beta2
+4.0.0~beta4

libraries/libapparmor/configure.ac

@@ -93,7 +93,7 @@ if test "$ac_cv_prog_cc_c99" = "no"; then
 fi
 
 m4_ifndef([AX_CHECK_COMPILE_FLAG], [AC_MSG_ERROR(['autoconf-archive' missing])])
-EXTRA_CFLAGS="-Wall $(EXTRA_WARNINGS) -fPIC"
+EXTRA_CFLAGS="-Wall $EXTRA_WARNINGS -fPIC"
 AX_CHECK_COMPILE_FLAG([-flto-partition=none], , , [-Werror])
 AS_VAR_IF([ax_cv_check_cflags__Werror__flto_partition_none], [yes],
 	[EXTRA_CFLAGS="$EXTRA_CFLAGS -flto-partition=none"]

parser/Makefile

@@ -440,7 +440,6 @@ install-arch: $(INSTALLDEPS)
 install-indep: indep
 	install -m 755 -d $(INSTALL_CONFDIR)
 	install -m 644 parser.conf $(INSTALL_CONFDIR)
-	install -m 755 -d ${DESTDIR}/var/lib/apparmor
 	install -m 755 -d $(APPARMOR_BIN_PREFIX)
 	install -m 755 rc.apparmor.functions $(APPARMOR_BIN_PREFIX)
 	install -m 755 profile-load $(APPARMOR_BIN_PREFIX)

parser/all_rule.h

@@ -29,8 +29,6 @@
 class all_rule: public prefix_rule_t {
 	void move_conditionals(struct cond_entry *conds);
 public:
-	char *label;
-
 	all_rule(void): prefix_rule_t(RULE_TYPE_ALL) { }
 
 	virtual bool valid_prefix(const prefixes &p, const char *&error) {

parser/mqueue.cc

@@ -231,10 +231,10 @@ int mqueue_rule::gen_policy_re(Profile &prof)
 			/* store perms at name match so label doesn't need
 			 * to be checked
 			 */
-			if (!label && !prof.policy.rules->add_rule_vec(rule_mode == RULE_DENY, perms, audit == AUDIT_FORCE ? perms : 0, 1, vec, parseopts, false))
+			if (!label && !prof.policy.rules->add_rule_vec(rule_mode == RULE_DENY, map_mqueue_perms(perms), audit == AUDIT_FORCE ? map_mqueue_perms(perms) : 0, 1, vec, parseopts, false))
 				goto fail;
 			/* also provide label match with perm */
-			if (!prof.policy.rules->add_rule_vec(rule_mode == RULE_DENY, perms, audit == AUDIT_FORCE ? perms : 0, size, vec, parseopts, false))
+			if (!prof.policy.rules->add_rule_vec(rule_mode == RULE_DENY, map_mqueue_perms(perms), audit == AUDIT_FORCE ? map_mqueue_perms(perms) : 0, size, vec, parseopts, false))
 				goto fail;
 		}
 	}
@@ -266,10 +266,10 @@ int mqueue_rule::gen_policy_re(Profile &prof)
 		}
 
 		if (perms & AA_VALID_SYSV_MQ_PERMS) {
-			if (!label && !prof.policy.rules->add_rule_vec(rule_mode == RULE_DENY, perms, audit == AUDIT_FORCE ? perms : 0, 1, vec, parseopts, false))
+			if (!label && !prof.policy.rules->add_rule_vec(rule_mode == RULE_DENY, map_mqueue_perms(perms), audit == AUDIT_FORCE ? map_mqueue_perms(perms) : 0, 1, vec, parseopts, false))
 				goto fail;
 			/* also provide label match with perm */
-			if (!prof.policy.rules->add_rule_vec(rule_mode == RULE_DENY, perms, audit == AUDIT_FORCE ? perms : 0, size, vec, parseopts, false))
+			if (!prof.policy.rules->add_rule_vec(rule_mode == RULE_DENY, map_mqueue_perms(perms), audit == AUDIT_FORCE ? map_mqueue_perms(perms) : 0, size, vec, parseopts, false))
 				goto fail;
 		}
 	}

parser/mqueue.h

@@ -52,13 +52,13 @@
  * kernel doesn't allow for us to control
  * - posix
  *   - notify
- *   - getattr/setattr
  *   - labels at anything other than mqueue label, via mqueue inode.
  */
 
 #define AA_VALID_POSIX_MQ_PERMS (AA_MQUEUE_WRITE | AA_MQUEUE_READ |    \
 				 AA_MQUEUE_CREATE | AA_MQUEUE_DELETE | \
-				 AA_MQUEUE_OPEN)
+				 AA_MQUEUE_OPEN |		       \
+				 AA_MQUEUE_SETATTR | AA_MQUEUE_GETATTR)
 
  /* TBD - for now make it wider than posix */
 #define AA_VALID_SYSV_MQ_PERMS (AA_MQUEUE_WRITE | AA_MQUEUE_READ |    \
@@ -78,6 +78,11 @@ typedef enum mqueue_type {
 	mqueue_sysv
 } mqueue_type;
 
+static inline uint32_t map_mqueue_perms(uint32_t mask)
+{
+	return (mask & 0x7f) |
+		((mask & (AA_MQUEUE_GETATTR | AA_MQUEUE_SETATTR)) << (AA_OTHER_SHIFT - 8));
+}
 
 int parse_mqueue_perms(const char *str_perms, perms_t *perms, int fail);
 

parser/network.cc

@@ -252,6 +252,19 @@ const char *net_find_af_name(unsigned int af)
 	return NULL;
 }
 
+const char *net_find_protocol_name(unsigned int protocol)
+{
+	size_t i;
+
+	for (i = 0; i < sizeof(network_mappings) / sizeof(*network_mappings); i++) {
+		if (network_mappings[i].protocol == protocol) {
+			return network_mappings[i].protocol_name;
+		}
+	}
+
+	return NULL;
+}
+
 const struct network_tuple *net_find_mapping(const struct network_tuple *map,
 					     const char *family,
 					     const char *type,
@@ -331,8 +344,8 @@ bool parse_port_number(const char *port_entry, uint16_t *port) {
 	char *eptr;
 	unsigned long port_tmp = strtoul(port_entry, &eptr, 10);
 
-	if (port_tmp >= 0 && port_entry != eptr &&
-	    *eptr == '\0' && port_tmp <= UINT16_MAX) {
+	if (port_entry != eptr && *eptr == '\0' &&
+	    port_tmp <= UINT16_MAX) {
 		*port = port_tmp;
 		return true;
 	}
@@ -347,6 +360,10 @@ bool network_rule::parse_port(ip_conds &entry)
 
 bool network_rule::parse_address(ip_conds &entry)
 {
+	if (strcmp(entry.sip, "anon") == 0) {
+		entry.is_anonymous = true;
+		return true;
+	}
 	entry.is_ip = true;
 	return parse_ip(entry.sip, &entry.ip);
 }
@@ -374,23 +391,24 @@ void network_rule::move_conditionals(struct cond_entry *conds, ip_conds &ip_cond
 	}
 }
 
-void network_rule::set_netperm(unsigned int family, unsigned int type)
+void network_rule::set_netperm(unsigned int family, unsigned int type, unsigned int protocol)
 {
 	if (type > SOCK_PACKET) {
 		/* setting mask instead of a bit */
-		network_perms[family] |= type;
+		network_perms[family].first |= type;
 	} else
-		network_perms[family] |= 1 << type;
+		network_perms[family].first |= 1 << type;
+	network_perms[family].second |= protocol;
 }
 
 network_rule::network_rule(perms_t perms_p, struct cond_entry *conds,
 			   struct cond_entry *peer_conds):
-	dedup_perms_rule_t(AA_CLASS_NETV8)
+	dedup_perms_rule_t(AA_CLASS_NETV8), label(NULL)
 {
 	size_t family_index;
 	for (family_index = AF_UNSPEC; family_index < get_af_max(); family_index++) {
 		network_map[family_index].push_back({ family_index, 0xFFFFFFFF, 0xFFFFFFFF });
-		set_netperm(family_index, 0xFFFFFFFF);
+		set_netperm(family_index, 0xFFFFFFFF, 0xFFFFFFFF);
 	}
 
 	move_conditionals(conds, local);
@@ -412,18 +430,18 @@ network_rule::network_rule(perms_t perms_p, struct cond_entry *conds,
 network_rule::network_rule(perms_t perms_p, const char *family, const char *type,
 			   const char *protocol, struct cond_entry *conds,
 			   struct cond_entry *peer_conds):
-	dedup_perms_rule_t(AA_CLASS_NETV8)
+	dedup_perms_rule_t(AA_CLASS_NETV8), label(NULL)
 {
 	const struct network_tuple *mapping = NULL;
 	while ((mapping = net_find_mapping(mapping, family, type, protocol))) {
 		network_map[mapping->family].push_back({ mapping->family, mapping->type, mapping->protocol });
-		set_netperm(mapping->family, mapping->type);
+		set_netperm(mapping->family, mapping->type, mapping->protocol);
 	}
 
 	if (type == NULL && network_map.empty()) {
 		while ((mapping = net_find_mapping(mapping, type, family, protocol))) {
 			network_map[mapping->family].push_back({ mapping->family, mapping->type, mapping->protocol });
-			set_netperm(mapping->family, mapping->type);
+			set_netperm(mapping->family, mapping->type, mapping->protocol);
 		}
 	}
 
@@ -447,10 +465,10 @@ network_rule::network_rule(perms_t perms_p, const char *family, const char *type
 }
 
 network_rule::network_rule(perms_t perms_p, unsigned int family, unsigned int type):
-	dedup_perms_rule_t(AA_CLASS_NETV8)
+	dedup_perms_rule_t(AA_CLASS_NETV8), label(NULL)
 {
 	network_map[family].push_back({ family, type, 0xFFFFFFFF });
-	set_netperm(family, type);
+	set_netperm(family, type, 0xFFFFFFFF);
 
 	if (perms_p) {
 		perms = perms_p;
@@ -479,7 +497,8 @@ ostream &network_rule::dump(ostream &os)
 
 	for (const auto& perm : network_perms) {
 		unsigned int family = perm.first;
-		unsigned int type = perm.second;
+		unsigned int type = perm.second.first;
+		unsigned int protocol = perm.second.second;
 
 		const char *family_name = net_find_af_name(family);
 		if (family_name)
@@ -507,6 +526,12 @@ ostream &network_rule::dump(ostream &os)
 			os << " #" << std::hex << (type & mask);
 
 		printf(" }");
+
+		const char *protocol_name = net_find_protocol_name(protocol);
+		if (protocol_name)
+			os << " " << protocol_name;
+		else
+			os << " #" << protocol;
 	}
 
 	os << ",\n";
@@ -531,14 +556,14 @@ std::string gen_ip_cond(const struct ip_address ip)
 	int i;
 	if (ip.family == AF_INET) {
 		/* add a byte containing the size of the following ip */
-		oss << "\\x04";
+		oss << "\\x" << std::setfill('0') << std::setw(2) << std::hex << IPV4_SIZE;
 
 		u8 *byte = (u8 *) &ip.address.address_v4; /* in network byte order */
 		for (i = 0; i < 4; i++)
 			oss << "\\x" << std::setfill('0') << std::setw(2) << std::hex << static_cast<unsigned int>(byte[i]);
 	} else {
 		/* add a byte containing the size of the following ip */
-		oss << "\\x10";
+		oss << "\\x" << std::setfill('0') << std::setw(2) << std::hex << IPV6_SIZE;
 		for (i = 0; i < 16; ++i)
 			oss << "\\x" << std::setfill('0') << std::setw(2) << std::hex << static_cast<unsigned int>(ip.address.address_v6[i]);
 	}
@@ -557,48 +582,114 @@ std::string gen_port_cond(uint16_t port)
 	return oss.str();
 }
 
-void network_rule::gen_ip_conds(std::ostringstream &oss, ip_conds entry, bool is_peer, bool is_cmd)
+std::list<std::ostringstream> gen_all_ip_options(std::ostringstream &oss) {
+
+	std::list<std::ostringstream> all_streams;
+	std::ostringstream anon, ipv4, ipv6;
+	int i;
+	anon << oss.str();
+	ipv4 << oss.str();
+	ipv6 << oss.str();
+
+	anon << "\\x" << std::setfill('0') << std::setw(2) << std::hex << ANON_SIZE;
+
+	/* add a byte containing the size of the following ip */
+	ipv4 << "\\x" << std::setfill('0') << std::setw(2) << std::hex << IPV4_SIZE;
+	for (i = 0; i < 4; i++)
+		ipv4 << ".";
+
+	/* add a byte containing the size of the following ip */
+	ipv6 << "\\x" << std::setfill('0') << std::setw(2) << std::hex << IPV6_SIZE;
+	for (i = 0; i < 16; ++i)
+		ipv6 << ".";
+
+	all_streams.push_back(std::move(anon));
+	all_streams.push_back(std::move(ipv4));
+	all_streams.push_back(std::move(ipv6));
+
+	return all_streams;
+}
+
+std::list<std::ostringstream> copy_streams_list(std::list<std::ostringstream> &streams)
 {
-	/* encode protocol */
-	if (!is_cmd) {
-		if (entry.is_ip) {
-			oss << "\\x" << std::setfill('0') << std::setw(2) << std::hex << ((entry.ip.family & 0xff00) >> 8);
-			oss << "\\x" << std::setfill('0') << std::setw(2) << std::hex << (entry.ip.family & 0xff);
+	std::list<std::ostringstream> streams_copy;
+	for (auto &oss : streams) {
+		std::ostringstream oss_copy(oss.str());
+		streams_copy.push_back(std::move(oss_copy));
+	}
+	return streams_copy;
+}
+
+bool network_rule::gen_ip_conds(Profile &prof, std::list<std::ostringstream> &streams, ip_conds &entry, bool is_peer, bool is_cmd)
+{
+	std::string buf;
+	perms_t cond_perms;
+	std::list<std::ostringstream> ip_streams;
+
+	for (auto &oss : streams) {
+		if (entry.is_port && !(entry.is_ip && entry.is_anonymous)) {
+			/* encode port type (privileged - 1, remote - 2, unprivileged - 0) */
+			if (!is_peer && perms & AA_NET_BIND && entry.port < IPPORT_RESERVED)
+				oss << "\\x01";
+			else if (is_peer)
+				oss << "\\x02";
+			else
+				oss << "\\x00";
+
+			oss << gen_port_cond(entry.port);
 		} else {
-			oss << "..";
+			/* port type + port number */
+			oss << "...";
 		}
 	}
 
-	if (entry.is_port) {
-		/* encode port type (privileged - 1, remote - 2, unprivileged - 0) */
-		if (!is_peer && perms & AA_NET_BIND && entry.port < IPPORT_RESERVED)
-			oss << "\\x01";
-		else if (is_peer)
-			oss << "\\x02";
-		else
-			oss << "\\x00";
+	ip_streams = std::move(streams);
+	streams.clear();
 
-		oss << gen_port_cond(entry.port);
-	} else {
-		/* port type + port number */
-		if (!is_cmd)
-			oss << ".";
-		oss << "..";
+	for (auto &oss : ip_streams) {
+		if (entry.is_ip) {
+			oss << gen_ip_cond(entry.ip);
+			streams.push_back(std::move(oss));
+		} else if (entry.is_anonymous) {
+			oss << "\\x" << std::setfill('0') << std::setw(2) << std::hex << ANON_SIZE;
+			streams.push_back(std::move(oss));
+		} else {
+			streams.splice(streams.end(), gen_all_ip_options(oss));
+		}
 	}
 
-	if (entry.is_ip) {
-		oss << gen_ip_cond(entry.ip);
-	} else {
-		/* encode 0 to indicate there's no ip (ip size) */
-		oss << "\\x00";
-	}
+	cond_perms = map_perms(perms);
+	if (!is_cmd && (label || is_peer))
+		cond_perms = (AA_CONT_MATCH << 1);
 
-	oss << "\\-x01"; /* oob separator */
-	oss << default_match_pattern; /* label - not used for now */
-	oss << "\\x00"; /* null transition */
+	for (auto &oss : streams) {
+		oss << "\\x00"; /* null transition */
+
+		buf = oss.str();
+		/* AA_CONT_MATCH mapping (cond_perms) only applies to perms, not audit */
+		if (!prof.policy.rules->add_rule(buf.c_str(), rule_mode == RULE_DENY, cond_perms,
+						 dedup_perms_rule_t::audit == AUDIT_FORCE ? map_perms(perms) : 0,
+						 parseopts))
+			return false;
+
+		if (label || is_peer) {
+			if (!is_peer)
+				cond_perms = map_perms(perms);
+
+			oss << default_match_pattern; /* label - not used for now */
+			oss << "\\x00"; /* null transition */
+
+			buf = oss.str();
+			if (!prof.policy.rules->add_rule(buf.c_str(), rule_mode == RULE_DENY, cond_perms,
+							 dedup_perms_rule_t::audit == AUDIT_FORCE ? map_perms(perms) : 0,
+							 parseopts))
+				return false;
+		}
+	}
+	return true;
 }
 
-bool network_rule::gen_net_rule(Profile &prof, u16 family, unsigned int type_mask) {
+bool network_rule::gen_net_rule(Profile &prof, u16 family, unsigned int type_mask, unsigned int protocol) {
 	std::ostringstream buffer;
 	std::string buf;
 
@@ -621,49 +712,87 @@ bool network_rule::gen_net_rule(Profile &prof, u16 family, unsigned int type_mas
 		return true;
 	}
 
-	if (perms & AA_PEER_NET_PERMS) {
-		gen_ip_conds(buffer, peer, true, false);
-
-		buffer << "\\x" << std::setfill('0') << std::setw(2) << std::hex << CMD_ADDR;
-
-		gen_ip_conds(buffer, local, false, true);
-
-		buf = buffer.str();
-		if (!prof.policy.rules->add_rule(buf.c_str(), rule_mode == RULE_DENY, map_perms(perms),
-						 dedup_perms_rule_t::audit == AUDIT_FORCE ? map_perms(perms) : 0,
+	buf = buffer.str();
+	/* create perms need to be generated excluding the rest of the perms */
+	if (perms & AA_NET_CREATE) {
+		if (!prof.policy.rules->add_rule(buf.c_str(), rule_mode == RULE_DENY, map_perms(perms & AA_NET_CREATE) | (AA_CONT_MATCH << 1),
+						 dedup_perms_rule_t::audit == AUDIT_FORCE ? map_perms(perms & AA_NET_CREATE) : 0,
 						 parseopts))
 			return false;
 	}
-	if ((perms & AA_NET_LISTEN) || (perms & AA_NET_OPT)) {
-		gen_ip_conds(buffer, local, false, false);
 
-		if (perms & AA_NET_LISTEN) {
-			std::ostringstream cmd_buffer;
-			cmd_buffer << buffer.str();
-			cmd_buffer << "\\x" << std::setfill('0') << std::setw(2) << std::hex << CMD_LISTEN;
-			/* length of queue allowed - not used for now */
-			cmd_buffer << "..";
-			buf = cmd_buffer.str();
-			if (!prof.policy.rules->add_rule(buf.c_str(), rule_mode == RULE_DENY, map_perms(perms),
-							 dedup_perms_rule_t::audit == AUDIT_FORCE ? map_perms(perms) : 0,
-							 parseopts))
-				return false;
+	/* encode protocol */
+	if (protocol > 0xffff) {
+		buffer << "..";
+	} else {
+		buffer << "\\x" << std::setfill('0') << std::setw(2) << std::hex << ((protocol & 0xff00) >> 8);
+		buffer << "\\x" << std::setfill('0') << std::setw(2) << std::hex << (protocol & 0xff);
+	}
+
+	if (perms & AA_PEER_NET_PERMS) {
+		std::list<std::ostringstream> streams;
+		std::ostringstream cmd_buffer;
+
+		cmd_buffer << buffer.str();
+		streams.push_back(std::move(cmd_buffer));
+
+		if (!gen_ip_conds(prof, streams, peer, true, false))
+			return false;
+
+		for (auto &oss : streams) {
+			oss << "\\x" << std::setfill('0') << std::setw(2) << std::hex << CMD_ADDR;
 		}
-		if (perms & AA_NET_OPT) {
-			std::ostringstream cmd_buffer;
-			cmd_buffer << buffer.str();
-			cmd_buffer << "\\x" << std::setfill('0') << std::setw(2) << std::hex << CMD_OPT;
-			/* level - not used for now */
-			cmd_buffer << "..";
-			/* socket mapping - not used for now */
-			cmd_buffer << "..";
-			buf = cmd_buffer.str();
+
+		if (!gen_ip_conds(prof, streams, local, false, true))
+			return false;
+	}
+
+	std::list<std::ostringstream> streams;
+	std::ostringstream common_buffer;
+
+	common_buffer << buffer.str();
+	streams.push_back(std::move(common_buffer));
+
+	if (!gen_ip_conds(prof, streams, local, false, false))
+		return false;
+
+	if (perms & AA_NET_LISTEN) {
+		std::list<std::ostringstream> cmd_streams;
+		cmd_streams = copy_streams_list(streams);
+
+		for (auto &cmd_buffer : streams) {
+			std::ostringstream listen_buffer;
+			listen_buffer << cmd_buffer.str();
+			listen_buffer << "\\x" << std::setfill('0') << std::setw(2) << std::hex << CMD_LISTEN;
+			/* length of queue allowed - not used for now */
+			listen_buffer << "..";
+			buf = listen_buffer.str();
 			if (!prof.policy.rules->add_rule(buf.c_str(), rule_mode == RULE_DENY, map_perms(perms),
 							 dedup_perms_rule_t::audit == AUDIT_FORCE ? map_perms(perms) : 0,
 							 parseopts))
 				return false;
 		}
 	}
+	if (perms & AA_NET_OPT) {
+		std::list<std::ostringstream> cmd_streams;
+		cmd_streams = copy_streams_list(streams);
+
+		for (auto &cmd_buffer : streams) {
+			std::ostringstream opt_buffer;
+			opt_buffer << cmd_buffer.str();
+			opt_buffer << "\\x" << std::setfill('0') << std::setw(2) << std::hex << CMD_OPT;
+			/* level - not used for now */
+			opt_buffer << "..";
+			/* socket mapping - not used for now */
+			opt_buffer << "..";
+			buf = opt_buffer.str();
+			if (!prof.policy.rules->add_rule(buf.c_str(), rule_mode == RULE_DENY, map_perms(perms),
+							 dedup_perms_rule_t::audit == AUDIT_FORCE ? map_perms(perms) : 0,
+							 parseopts))
+				return false;
+		}
+	}
+
 	return true;
 }
 
@@ -679,17 +808,18 @@ int network_rule::gen_policy_re(Profile &prof)
 
 	for (const auto& perm : network_perms) {
 		unsigned int family = perm.first;
-		unsigned int type = perm.second;
+		unsigned int type = perm.second.first;
+		unsigned int protocol = perm.second.second;
 
 		if (type > 0xffff) {
-			if (!gen_net_rule(prof, family, type))
+			if (!gen_net_rule(prof, family, type, protocol))
 				goto fail;
 		} else {
 			int t;
 			/* generate rules for types that are set */
 			for (t = 0; t < 16; t++) {
 				if (type & (1 << t)) {
-					if (!gen_net_rule(prof, family, t))
+					if (!gen_net_rule(prof, family, t, protocol))
 						goto fail;
 				}
 			}
@@ -760,13 +890,27 @@ void network_rule::update_compat_net(void)
 	}
 }
 
-static int cmp_network_map(std::unordered_map<unsigned int, perms_t> lhs,
-			   std::unordered_map<unsigned int, perms_t> rhs)
+static int cmp_ip_conds(ip_conds const &lhs, ip_conds const &rhs)
+{
+	int res = null_strcmp(lhs.sip, rhs.sip);
+	if (res)
+		return res;
+	res = null_strcmp(lhs.sport, rhs.sport);
+	if (res)
+		return res;
+	return lhs.is_anonymous - rhs.is_anonymous;
+}
+
+static int cmp_network_map(std::unordered_map<unsigned int, std::pair<unsigned int, unsigned int>> lhs,
+			   std::unordered_map<unsigned int, std::pair<unsigned int, unsigned int>> rhs)
 {
 	int res;
 	size_t family_index;
 	for (family_index = AF_UNSPEC; family_index < get_af_max(); family_index++) {
-		res = lhs[family_index] - rhs[family_index];
+		res = lhs[family_index].first - rhs[family_index].first;
+		if (res)
+			return res;
+		res = lhs[family_index].second - rhs[family_index].second;
 		if (res)
 			return res;
 	}
@@ -779,5 +923,14 @@ int network_rule::cmp(rule_t const &rhs) const
 	if (res)
 		return res;
 	network_rule const &nrhs = rule_cast<network_rule const &>(rhs);
-	return cmp_network_map(network_perms, nrhs.network_perms);
+	res = cmp_network_map(network_perms, nrhs.network_perms);
+	if (res)
+		return res;
+	res = cmp_ip_conds(local, nrhs.local);
+	if (res)
+		return res;
+	res = cmp_ip_conds(peer, nrhs.peer);
+	if (res)
+		return res;
+	return null_strcmp(label, nrhs.label);
 };

parser/network.h

@@ -26,6 +26,7 @@
 #include <arpa/inet.h>
 #include <sys/types.h>
 #include <sys/stat.h>
+#include <list>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
@@ -79,6 +80,10 @@
 #define CMD_LISTEN	2
 #define CMD_OPT		4
 
+#define ANON_SIZE	0
+#define IPV4_SIZE	1
+#define IPV6_SIZE	2
+
 struct network_tuple {
 	const char *family_name;
 	unsigned int family;
@@ -127,6 +132,8 @@ public:
 	uint16_t port;
 	struct ip_address ip;
 
+	bool is_anonymous = false;
+
 	void free_conds() {
 		if (sip)
 			free(sip);
@@ -139,17 +146,18 @@ class network_rule: public dedup_perms_rule_t {
 	void move_conditionals(struct cond_entry *conds, ip_conds &ip_cond);
 public:
 	std::unordered_map<unsigned int, std::vector<struct aa_network_entry>> network_map;
-	std::unordered_map<unsigned int, perms_t> network_perms;
+	std::unordered_map<unsigned int, std::pair<unsigned int, unsigned int>> network_perms;
 
 	ip_conds peer;
 	ip_conds local;
+	char *label;
 
 	bool has_local_conds(void) { return local.sip || local.sport; }
 	bool has_peer_conds(void) { return peer.sip || peer.sport; }
 	/* empty constructor used only for the profile to access
 	 * static elements to maintain compatibility with
 	 * AA_CLASS_NET */
-	network_rule(): dedup_perms_rule_t(AA_CLASS_NETV8) { }
+	network_rule(): dedup_perms_rule_t(AA_CLASS_NETV8), label(NULL) { }
 	network_rule(perms_t perms_p, struct cond_entry *conds,
 		     struct cond_entry *peer_conds);
 	network_rule(perms_t perms_p, const char *family, const char *type,
@@ -178,9 +186,9 @@ public:
 		}
 	};
 
-	void gen_ip_conds(std::ostringstream &oss, ip_conds entry, bool is_peer, bool is_cmd);
-	bool gen_net_rule(Profile &prof, u16 family, unsigned int type_mask);
-	void set_netperm(unsigned int family, unsigned int type);
+	bool gen_ip_conds(Profile &prof, std::list<std::ostringstream> &streams, ip_conds &entry, bool is_peer, bool is_cmd);
+	bool gen_net_rule(Profile &prof, u16 family, unsigned int type_mask, unsigned int protocol);
+	void set_netperm(unsigned int family, unsigned int type, unsigned int protocol);
 	void update_compat_net(void);
 	bool parse_address(ip_conds &entry);
 	bool parse_port(ip_conds &entry);

parser/parser_main.c

@@ -921,7 +921,7 @@ void set_supported_features()
 							 "network_v8");
 	features_supports_inet = features_intersect(kernel_features,
 						    policy_features,
-						    "network/af_inet");
+						    "network_v8/af_inet");
 	features_supports_unix = features_intersect(kernel_features,
 						    policy_features,
 						    "network/af_unix");

parser/tst/simple_tests/mount/ok_opt_85.sd

@@ -0,0 +1,9 @@
+#
+#=Description test globbed destination MR 1195
+#=EXRESULT PASS
+/usr/bin/foo {
+  mount options=(rw, make-slave) -> **,
+  mount options=(rw) foo -> **,
+  mount fstype=tmpfs options=(rw) foo -> **,
+  mount -> **,
+}

profiles/apparmor.d/abstractions/authentication

@@ -31,6 +31,17 @@
   /{usr/,}lib/@{multiarch}/security/pam_*.so      mr,
   /{usr/,}lib/@{multiarch}/security/              r,
 
+  # pam_unix
+  owner /proc/@{pid}/loginuid r,
+  /{,usr/}{,s}bin/unix_chkpwd Px,
+
+  # pam_env
+  @{etc_ro}/environment r,
+
+  # pam_limit
+  @{etc_ro}/security/limits.d/ r,
+  @{etc_ro}/security/limits.d/*.conf  r,
+
   # gssapi
   @{etc_ro}/gss/mech               r,
   @{etc_ro}/gss/mech.d/            r,

profiles/apparmor.d/abstractions/crypto

@@ -13,6 +13,9 @@
 
   abi <abi/4.0>,
 
+  # Global config of openssl
+  include <abstractions/openssl>
+
   @{etc_ro}/gcrypt/hwf.deny r,
   @{etc_ro}/gcrypt/random.conf r,
   @{PROC}/sys/crypto/fips_enabled r,
@@ -24,4 +27,8 @@
   /etc/crypto-policies/*/*.txt r,
   /usr/share/crypto-policies/*/*.txt r,
 
+  # Global gnutls config
+  @{etc_ro}/gnutls/config r,
+  @{etc_ro}/gnutls/pkcs11.conf r,
+
   include if exists <abstractions/crypto.d>

profiles/apparmor.d/abstractions/kde-open5

@@ -50,7 +50,6 @@
   include <abstractions/kde-icon-cache-write>
   include <abstractions/kde>
   include <abstractions/nameservice> # for IceProcessMessages () from libICE.so (called by libQtCore.so)
-  include <abstractions/openssl>
   include <abstractions/qt5>
   include <abstractions/recent-documents-write>
   include <abstractions/X>

profiles/apparmor.d/abstractions/samba

@@ -12,6 +12,7 @@
   abi <abi/4.0>,
 
   /etc/samba/* r,
+  /etc/gnutls/config r,
   /usr/lib*/ldb/*.so mr,
   /usr/lib*/ldb2/*.so mr,
   /usr/lib*/ldb2/modules/ldb/*.so mr,

profiles/apparmor.d/firefox

@@ -4,7 +4,7 @@
 abi <abi/4.0>,
 include <tunables/global>
 
-profile firefox /usr/lib/firefox{,-esr}/firefox{,-esr} flags=(unconfined) {
+profile firefox /{usr/lib/firefox{,-esr,-beta,-devedition,-nightly},opt/firefox}/firefox{,-esr,-bin} flags=(unconfined) {
   userns,
 
   # Site-specific additions and overrides. See local/README for details.

profiles/apparmor.d/geary

@@ -0,0 +1,12 @@
+# This profile allows everything and only exists to give the
+# application a name instead of having the label "unconfined"
+
+abi <abi/4.0>,
+include <tunables/global>
+
+profile geary /usr/bin/geary flags=(unconfined) {
+  userns,
+
+  # Site-specific additions and overrides. See local/README for details.
+  include if exists <local/geary>
+}

profiles/apparmor.d/goldendict

@@ -0,0 +1,12 @@
+# This profile allows everything and only exists to give the
+# application a name instead of having the label "unconfined"
+
+abi <abi/4.0>,
+include <tunables/global>
+
+profile goldendict /usr/bin/goldendict flags=(unconfined) {
+  userns,
+  
+  # Site-specific additions and overrides. See local/README for details.
+  include if exists <local/goldendict>
+}

profiles/apparmor.d/kchmviewer

@@ -0,0 +1,12 @@
+# This profile allows everything and only exists to give the
+# application a name instead of having the label "unconfined"
+
+abi <abi/4.0>,
+include <tunables/global>
+
+profile kchmviewer /usr/bin/kchmviewer flags=(unconfined) {
+  userns,
+  
+  # Site-specific additions and overrides. See local/README for details.
+  include if exists <local/kchmviewer>
+}

profiles/apparmor.d/loupe

@@ -0,0 +1,12 @@
+# This profile allows everything and only exists to give the
+# application a name instead of having the label "unconfined"
+
+abi <abi/4.0>,
+include <tunables/global>
+
+profile loupe /usr/bin/loupe flags=(unconfined) {
+  userns,
+
+  # Site-specific additions and overrides. See local/README for details.
+  include if exists <local/loupe>
+}

profiles/apparmor.d/notepadqq

@@ -0,0 +1,12 @@
+# This profile allows everything and only exists to give the
+# application a name instead of having the label "unconfined"
+
+abi <abi/4.0>,
+include <tunables/global>
+
+profile notepadqq /{{usr/bin,etc/alternatives}/notepadqq,usr/lib/notepadqq/notepadqq.sh} flags=(unconfined) {
+  userns,
+  
+  # Site-specific additions and overrides. See local/README for details.
+  include if exists <local/notepadqq>
+}

profiles/apparmor.d/pageedit

@@ -0,0 +1,12 @@
+# This profile allows everything and only exists to give the
+# application a name instead of having the label "unconfined"
+
+abi <abi/4.0>,
+include <tunables/global>
+
+profile pageedit /usr/bin/pageedit flags=(unconfined) {
+  userns,
+  
+  # Site-specific additions and overrides. See local/README for details.
+  include if exists <local/pageedit>
+}

profiles/apparmor.d/php-fpm

@@ -11,8 +11,6 @@ profile php-fpm /usr/sbin/php-fpm* flags=(attach_disconnected) {
   include <abstractions/nameservice>
   # common php files and support files that php needs
   include <abstractions/php>
-  # read openssl configuration
-  include <abstractions/openssl>
   # read the system certificates
   include <abstractions/ssl_certs>
 

profiles/apparmor.d/privacybrowser

@@ -0,0 +1,12 @@
+# This profile allows everything and only exists to give the
+# application a name instead of having the label "unconfined"
+
+abi <abi/4.0>,
+include <tunables/global>
+
+profile privacybrowser /usr/bin/privacybrowser flags=(unconfined) {
+  userns,
+  
+  # Site-specific additions and overrides. See local/README for details.
+  include if exists <local/privacybrowser>
+}

profiles/apparmor.d/qmapshack

@@ -0,0 +1,12 @@
+# This profile allows everything and only exists to give the
+# application a name instead of having the label "unconfined"
+
+abi <abi/4.0>,
+include <tunables/global>
+
+profile qmapshack /usr/bin/qmapshack flags=(unconfined) {
+  userns,
+
+  # Site-specific additions and overrides. See local/README for details.
+  include if exists <local/qmapshack>
+}

profiles/apparmor.d/qutebrowser

@@ -0,0 +1,12 @@
+# This profile allows everything and only exists to give the
+# application a name instead of having the label "unconfined"
+
+abi <abi/4.0>,
+include <tunables/global>
+
+profile qutebrowser /usr/bin/qutebrowser flags=(unconfined) {
+  userns,
+
+  # Site-specific additions and overrides. See local/README for details.
+  include if exists <local/qutebrowser>
+}

profiles/apparmor.d/rssguard

@@ -0,0 +1,12 @@
+# This profile allows everything and only exists to give the
+# application a name instead of having the label "unconfined"
+
+abi <abi/4.0>,
+include <tunables/global>
+
+profile rssguard /usr/bin/rssguard flags=(unconfined) {
+  userns,
+  
+  # Site-specific additions and overrides. See local/README for details.
+  include if exists <local/rssguard>
+}

profiles/apparmor.d/samba-bgqd

@@ -6,7 +6,6 @@ profile samba-bgqd /usr/lib*/samba/{,samba/}samba-bgqd {
   include <abstractions/base>
   include <abstractions/cups-client>
   include <abstractions/nameservice>
-  include <abstractions/openssl>
   include <abstractions/samba>
 
   signal receive set=term peer=smbd,

profiles/apparmor.d/samba-rpcd-classic

@@ -19,6 +19,8 @@ profile samba-rpcd-classic /usr/lib*/samba/{,samba/}rpcd_classic {
 
   /usr/lib*/samba/{,samba/}rpcd_classic mr,
 
+  @{HOMEDIRS}/** lrwk,
+
   # Site-specific additions and overrides. See local/README for details.
   include if exists <local/samba-rpcd-classic>
 }

profiles/apparmor.d/sbin.syslog-ng

@@ -22,7 +22,6 @@ profile syslog-ng /{usr/,}{bin,sbin}/syslog-ng {
   include <abstractions/consoles>
   include <abstractions/nameservice>
   include <abstractions/mysql>
-  include <abstractions/openssl>
   include <abstractions/python>
   include <abstractions/hosts_access>
 

profiles/apparmor.d/scide

@@ -0,0 +1,13 @@
+# This profile allows everything and only exists to give the
+# application a name instead of having the label "unconfined"
+
+abi <abi/4.0>,
+include <tunables/global>
+
+#supercollider-ide
+profile scide /usr/bin/scide flags=(unconfined) {
+  userns,
+
+  # Site-specific additions and overrides. See local/README for details.
+  include if exists <local/scide>
+}

profiles/apparmor.d/tuxedo-control-center

@@ -0,0 +1,12 @@
+# This profile allows everything and only exists to give the
+# application a name instead of having the label unconfined
+
+abi <abi/4.0>,
+include <tunables/global>
+
+profile tuxedo-control-center /opt/tuxedo-control-center/tuxedo-control-center flags=(unconfined) {
+  userns,
+
+  # Site-specific additions and overrides. See local/README for details.
+  include if exists <local/tuxedo-control-center>
+}

profiles/apparmor.d/unix-chkpwd

@@ -0,0 +1,35 @@
+# apparmor.d - Full set of apparmor profiles
+# Copyright (C) 2019-2021 Mikhail Morfikov
+# SPDX-License-Identifier: GPL-2.0-only
+
+# The apparmor.d project comes with several variables and abstractions
+# that are not part of upstream AppArmor yet. Therefore this profile was
+# adopted to use abstractions and variables that are available.
+# Copyright (C) Christian Boltz 2024
+
+abi <abi/4.0>,
+
+include <tunables/global>
+
+profile unix-chkpwd /{,usr/}{,s}bin/unix_chkpwd {
+  include <abstractions/base>
+  include <abstractions/nameservice>
+
+  # To write records to the kernel auditing log.
+  capability audit_write,
+
+  network netlink raw,
+
+  /{,usr/}{,s}bin/unix_chkpwd mr,
+
+  /etc/shadow r,
+
+  # systemd userdb, used in nspawn
+  /run/host/userdb/*.user r,
+  /run/host/userdb/*.user-privileged r,
+
+  # file_inherit
+  owner /dev/tty[0-9]* rw,
+
+  include if exists <local/unix-chkpwd>
+}

profiles/apparmor.d/usr.lib.dovecot.auth

@@ -19,7 +19,6 @@ profile dovecot-auth /usr/lib*/dovecot/auth {
   include <abstractions/base>
   include <abstractions/mysql>
   include <abstractions/nameservice>
-  include <abstractions/openssl>
   include <abstractions/wutmp>
   include <abstractions/dovecot-common>
 

profiles/apparmor.d/usr.lib.dovecot.dict

@@ -17,7 +17,6 @@ profile dovecot-dict /usr/lib*/dovecot/dict {
   include <abstractions/base>
   include <abstractions/mysql>
   include <abstractions/nameservice>
-  include <abstractions/openssl>
   include <abstractions/dovecot-common>
 
   capability setuid,

profiles/apparmor.d/usr.lib.dovecot.imap-login

@@ -17,7 +17,6 @@ include <tunables/global>
 profile dovecot-imap-login /usr/lib*/dovecot/imap-login {
   include <abstractions/base>
   include <abstractions/dovecot-common>
-  include <abstractions/openssl>
 
   capability setuid,
   capability sys_chroot,

profiles/apparmor.d/usr.lib.dovecot.lmtp

@@ -18,7 +18,6 @@ profile dovecot-lmtp /usr/lib*/dovecot/lmtp {
   include <abstractions/base>
   include <abstractions/nameservice>
   include <abstractions/dovecot-common>
-  include <abstractions/openssl>
   include <abstractions/ssl_certs>
   include <abstractions/ssl_keys>
 

profiles/apparmor.d/usr.lib.dovecot.managesieve-login

@@ -19,7 +19,6 @@ include <tunables/global>
 profile dovecot-managesieve-login /usr/lib*/dovecot/managesieve-login {
   include <abstractions/base>
   include <abstractions/dovecot-common>
-  include <abstractions/openssl>
 
   capability setuid,
   capability sys_chroot,

profiles/apparmor.d/usr.lib.dovecot.pop3-login

@@ -17,7 +17,6 @@ include <tunables/global>
 profile dovecot-pop3-login /usr/lib*/dovecot/pop3-login {
   include <abstractions/base>
   include <abstractions/dovecot-common>
-  include <abstractions/openssl>
 
   capability setuid,
   capability sys_chroot,

profiles/apparmor.d/usr.sbin.ntpd

@@ -16,7 +16,6 @@ include <tunables/ntpd>
 profile ntpd /usr/{bin,sbin}/{,open}ntpd flags=(attach_disconnected) {
   include <abstractions/base>
   include <abstractions/nameservice>
-  include <abstractions/openssl>
   include <abstractions/ssl_certs>
   include <abstractions/xad>
 

profiles/apparmor.d/usr.sbin.smbd

@@ -8,7 +8,6 @@ profile smbd /usr/{bin,sbin}/smbd {
   include <abstractions/consoles>
   include <abstractions/cups-client>
   include <abstractions/nameservice>
-  include <abstractions/openssl>
   include <abstractions/samba>
   include <abstractions/user-tmp>
   include <abstractions/wutmp>
@@ -33,9 +32,6 @@ profile smbd /usr/{bin,sbin}/smbd {
   /etc/samba/* rwk,
   @{PROC}/@{pid}/mounts r,
   @{PROC}/sys/kernel/core_pattern r,
-  /usr/etc/environment r,
-  /usr/etc/security/limits.d/ r,
-  /usr/etc/security/limits.d/*.conf  r,
   /usr/lib*/samba/vfs/*.so mr,
   /usr/lib*/samba/auth/*.so mr,
   /usr/lib*/samba/charset/*.so mr,
@@ -50,7 +46,6 @@ profile smbd /usr/{bin,sbin}/smbd {
   /usr/share/samba/** r,
   /usr/{bin,sbin}/smbd mr,
   /usr/{bin,sbin}/smbldap-useradd Px,
-  /usr/sbin/unix_chkpwd Px,
   /var/cache/samba/** rwk,
   /var/{cache,lib}/samba/printing/printers.tdb mrw,
   /var/lib/nscd/netgroup r,
@@ -63,8 +58,6 @@ profile smbd /usr/{bin,sbin}/smbd {
   @{run}/samba/ncalrpc/** rw,
   /var/spool/samba/** rw,
 
-  owner /proc/@{pid}/loginuid r,
-
   @{HOMEDIRS}/** lrwk,
   /var/lib/samba/usershares/{,**} lrwk,
 

profiles/apparmor/profiles/extras/bwrap-userns-restrict

@@ -0,0 +1,68 @@
+# This profile allows almost everything and only exists to allow
+# bwrap to work on a system with user namespace restrictions
+# being enforced.
+# bwrap is allowed access to user namespaces and capabilities
+# within the user namespace, but its children do not have
+# capabilities, blocking bwrap from being able to be used to
+# arbitrarily by-pass the user namespace restrictions.
+#
+# Note: the bwrap child is stacked against the bwrap profile due to
+# bwraps use of no-new-privs
+
+# disabled by default as it can break some use cases on a system that
+# doesn't have or has disable user namespace restrictions for unconfined
+# use aa-enforce to enable it
+
+abi <abi/4.0>,
+
+include <tunables/global>
+
+profile bwrap /usr/bin/bwrap flags=(attach_disconnected) {
+  allow capability,
+  # not allow all, to allow for pix stack
+  # sadly we have to allow  m every where to allow children to work under
+  # stacking.
+  allow file rwlkm /{**,},
+  allow network,
+  allow unix,
+  allow ptrace,
+  allow signal,
+  allow mqueue,
+  allow io_uring,
+  allow userns,
+  allow mount,
+  allow umount,
+  allow pivot_root,
+  allow dbus,
+  allow px /** -> bwrap//&unpriv_bwrap,
+
+  # the local include should not be used without understanding the userns
+  # restriction.
+  # Site-specific additions and overrides. See local/README for details.
+  include if exists <local/bwrap-userns-restrict>
+}
+
+profile unpriv_bwrap flags=(attach_disconnected) {
+  # not allow all, to allow for pix stack
+  allow file rwlkm /{**,},
+  allow network,
+  allow unix,
+  allow ptrace,
+  allow signal,
+  allow mqueue,
+  allow io_uring,
+  allow userns,
+  allow mount,
+  allow umount,
+  allow pivot_root,
+  allow dbus,
+
+  allow pix /** -> &unpriv_bwrap,
+
+  audit deny capability,
+
+  # the local include should not be used without understanding the userns
+  # restriction.
+  # Site-specific additions and overrides. See local/README for details.
+  include if exists <local/unpriv_bwrap>
+}

profiles/apparmor/profiles/extras/firefox

@@ -241,7 +241,7 @@ profile firefox @{MOZ_LIBDIR}/@{MOZ_APP_NAME}{,*[^s][^h]} {
   owner @{HOME}/.gnome2/firefox* rwk,
   owner @{HOME}/.cache/mozilla/{,@{MOZ_APP_NAME}/} rw,
   owner @{HOME}/.cache/mozilla/@{MOZ_APP_NAME}/** rw,
-  owner @{HOME}/.cache/mozilla/@{MOZ_APP_NAME}/**/*.sqlite k,
+  owner @{HOME}/.cache/mozilla/@{MOZ_APP_NAME}/**/*.sqlite{,-shm} k,
   owner @{HOME}/.config/gtk-3.0/bookmarks r,
   owner @{HOME}/.config/dconf/user w,
   owner @{run}/user/[0-9]*/dconf/ w,

profiles/apparmor/profiles/extras/postfix-proxymap

@@ -17,7 +17,6 @@ include <tunables/global>
 profile postfix-proxymap /usr/lib/postfix/{bin/,sbin/,}proxymap {
   include <abstractions/base>
   include <abstractions/nameservice>
-  include <abstractions/openssl>
   include <abstractions/postfix-common>
 
   /etc/my.cnf r,

profiles/apparmor/profiles/extras/postfix-smtp

@@ -18,7 +18,6 @@ profile postfix-smtp /usr/lib/postfix/{bin/,sbin/,}smtp {
   include <abstractions/base>
   include <abstractions/nameservice>
   include <abstractions/postfix-common>
-  include <abstractions/openssl>
 
   capability dac_override,
   capability dac_read_search,

profiles/apparmor/profiles/extras/postfix-smtpd

@@ -18,7 +18,6 @@ profile postfix-smtpd /usr/lib/postfix/{bin/,sbin/,}smtpd {
   include <abstractions/base>
   include <abstractions/nameservice>
   include <abstractions/postfix-common>
-  include <abstractions/openssl>
   include <abstractions/ssl_certs>
   include <abstractions/ssl_keys>
 

profiles/apparmor/profiles/extras/postfix-tlsmgr

@@ -17,7 +17,6 @@ include <tunables/global>
 profile postfix-tlsmgr /usr/lib/postfix/{bin/,sbin/,}tlsmgr {
   include <abstractions/base>
   include <abstractions/nameservice>
-  include <abstractions/openssl>
   include <abstractions/postfix-common>
 
   /usr/lib/postfix/{bin/,sbin/,}tlsmgr mrix,

profiles/apparmor/profiles/extras/sbin.dhclient

@@ -26,7 +26,6 @@ include <tunables/global>
 profile dhclient /{usr/,}sbin/dhclient {
   include <abstractions/base>
   include <abstractions/bash>
-  include <abstractions/openssl>
   include <abstractions/nameservice>
 
   capability net_raw,

profiles/apparmor/profiles/extras/unshare-userns-restrict

@@ -0,0 +1,65 @@
+# This profile allows almost everything and only exists to allow
+# unshare to work on a system with user namespace restrictions
+# being enforced.
+# unshare is allowed access to user namespaces and capabilities
+# within the user namespace, but its children do not have
+# capabilities, blocking unshare from being able to be used to
+# arbitrarily by-pass the user namespace restrictions.
+# We restrict x mapping of any code that is unknown while unshare
+# has privilige within the namespace. To help ensure unshare can't
+# be used to attack the kernel.
+#
+# disabled by default as it can break some use cases on a system that
+# doesn't have or has disable user namespace restrictions for unconfined
+# use aa-enforce to enable it
+
+abi <abi/4.0>,
+
+include <tunables/global>
+
+profile unshare /usr/bin/unshare flags=(attach_disconnected) {
+  # not allow all, to allow for cix transition
+  # and to limit executable mapping to just unshare
+  allow capability,
+  allow file rwlk /{**,},
+  allow network,
+  allow unix,
+  allow ptrace,
+  allow signal,
+  allow mqueue,
+  allow io_uring,
+  allow userns,
+  allow mount,
+  allow umount,
+  allow pivot_root,
+  allow dbus,
+  audit allow cx /** -> unpriv,
+
+  allow file m /usr/lib/@{multiarch}/libc.so.6,
+  allow file m /usr/bin/unshare,
+
+  # the local include should not be used without understanding the userns
+  # restriction.
+  # Site-specific additions and overrides. See local/README for details.
+  include if exists <local/unshare-userns-restrict>
+
+  profile unpriv flags=(attach_disconnected) {
+    # not allow all, to allow for pix stack
+    allow file rwlkm /{**,},
+    allow network,
+    allow unix,
+    allow ptrace,
+    allow signal,
+    allow mqueue,
+    allow io_uring,
+    allow userns,
+    allow mount,
+    allow umount,
+    allow pivot_root,
+    allow dbus,
+
+    allow pix /** -> &unshare//unpriv,
+
+    audit deny capability,
+  }
+}

profiles/apparmor/profiles/extras/usr.bin.freshclam

@@ -17,7 +17,6 @@ include <tunables/global>
   include <abstractions/base>
   include <abstractions/consoles>
   include <abstractions/nameservice>
-  include <abstractions/openssl>
 
   capability setgid,
   capability setuid,

profiles/apparmor/profiles/extras/usr.sbin.clamd

@@ -13,7 +13,6 @@ include <tunables/global>
 profile clamd /usr/sbin/clamd {
   include <abstractions/base>
   include <abstractions/nameservice>
-  include <abstractions/openssl>
 
   capability setgid,
   capability setuid,

profiles/apparmor/profiles/extras/usr.sbin.haproxy

@@ -13,7 +13,6 @@ include <tunables/global>
 profile haproxy /usr/sbin/haproxy {
   include <abstractions/base>
   include <abstractions/nameservice>
-  include <abstractions/openssl>
   capability net_admin,
   capability net_bind_service,
   capability setgid,

profiles/apparmor/profiles/extras/usr.sbin.httpd2-prefork

@@ -20,7 +20,6 @@ include <tunables/global>
   include <abstractions/kerberosclient>
   include <abstractions/nameservice>
   include <abstractions/perl>
-  include <abstractions/openssl>
 
   capability kill,
   capability net_bind_service,

profiles/apparmor/profiles/extras/usr.sbin.imapd

@@ -17,7 +17,6 @@ include <tunables/global>
   include <abstractions/nameservice>
   include <abstractions/authentication>
   include <abstractions/user-mail>
-  include <abstractions/openssl>
 
   /dev/urandom                              r,
   /tmp/*                                    rwl,

profiles/apparmor/profiles/extras/usr.sbin.ipop2d

@@ -17,7 +17,6 @@ include <tunables/global>
   include <abstractions/nameservice>
   include <abstractions/authentication>
   include <abstractions/user-mail>
-  include <abstractions/openssl>
 
   /dev/urandom                           r     ,
   /tmp/.*                                rwl   ,

profiles/apparmor/profiles/extras/usr.sbin.ipop3d

@@ -17,7 +17,6 @@ include <tunables/global>
   include <abstractions/nameservice>
   include <abstractions/authentication>
   include <abstractions/user-mail>
-  include <abstractions/openssl>
 
   /dev/urandom                           r     ,
   /tmp/.*                                rwl   ,

profiles/apparmor/profiles/extras/usr.sbin.sshd

@@ -50,6 +50,15 @@ include <tunables/global>
   # needed when /proc is mounted with hidepid>=1
   ptrace (read,trace) peer="unconfined",
 
+  unix (bind) type=stream addr="@*/bus/sshd/system",
+
+  dbus (send)
+       bus=system
+       path=/org/freedesktop/login1
+       interface=org.freedesktop.login1.Manager
+       member=CreateSessionWithPIDFD
+       peer=(label=unconfined),
+
   /dev/ptmx rw,
   /dev/pts/[0-9]* rw,
   /dev/urandom r,

tests/regression/apparmor/Makefile

@@ -111,8 +111,8 @@ SRC=access.c \
     mount.c \
     move_mount.c \
     named_pipe.c \
-    net_finegrained_rcv.c \
-    net_finegrained_snd.c \
+    net_inet_rcv.c \
+    net_inet_snd.c \
     net_raw.c \
     open.c \
     openat.c \
@@ -364,10 +364,10 @@ unix_fd_client: unix_fd_client.c unix_fd_common.o
 attach_disconnected: attach_disconnected.c unix_fd_common.o
 	${CC} ${CFLAGS} ${LDFLAGS} $^ -o $@ ${LDLIBS}
 
-userns: userns.c userns.h
+userns: userns.c pipe_helper.h
 	${CC} ${CFLAGS} ${LDFLAGS} $^ -o $@ ${LDLIBS}
 
-userns_setns: userns_setns.c userns.h
+userns_setns: userns_setns.c pipe_helper.h
 	${CC} ${CFLAGS} ${LDFLAGS} $^ -o $@ ${LDLIBS}
 
 mount: mount.c

tests/regression/apparmor/net_inet.sh

@@ -6,9 +6,9 @@
 #published by the Free Software Foundation, version 2 of the
 #License.
 
-#=NAME posix_mq
+#=NAME net_inet
 #=DESCRIPTION
-# This test verifies if mediation of posix message queues is working
+# This test verifies if finegrained inet mediation is working
 #=END
 
 pwd=`dirname $0`
@@ -18,13 +18,13 @@ bin=$pwd
 
 . $bin/prologue.inc
 
-#requires_kernel_features network_v8/finegrained
+requires_kernel_features network_v8/af_inet
 requires_parser_support "network ip=::1,"
 
-settest net_finegrained_rcv
+settest net_inet_rcv
 
-sender="$bin/net_finegrained_snd"
-receiver="$bin/net_finegrained_rcv"
+sender="$bin/net_inet_snd"
+receiver="$bin/net_inet_rcv"
 
 # local ipv6 address generated according to https://www.rfc-editor.org/rfc/rfc4193.html
 #ipv6_subnet=fd74:1820:b03a:b361::/64
@@ -47,7 +47,7 @@ do_onexit="cleanup"
 
 do_test()
 {
-	local desc="FINEGRAINED NETWORK ($1)"
+	local desc="NETWORK INET ($1)"
 	shift
 	runchecktest "$desc" "$@"
 }
@@ -65,12 +65,11 @@ do_tests()
 	protocol=$8
 	generate_profile=$9
 
-	settest net_finegrained_rcv
+	settest net_inet_rcv
 	$generate_profile
 	do_test "$prefix - root" $expect_rcv --bind_ip $bind_ip --bind_port $bind_port --remote_ip $remote_ip --remote_port $remote_port --protocol $protocol --timeout 5 --sender $sender
 
-
-	settest -u "foo" net_finegrained_rcv
+	settest -u "foo" net_inet_rcv
 	$generate_profile
 	do_test "$prefix - user" $expect_rcv --bind_ip $bind_ip --bind_port $bind_port --remote_ip $remote_ip --remote_port $remote_port --protocol $protocol --timeout 5 --sender $sender
 
@@ -97,16 +96,20 @@ do_tests "ipv4 udp no conds" pass pass $bind_ipv4 $bind_port $remote_ipv4 $remot
 generate_profile="genprofile network $sender:px -- image=$sender network"
 do_tests "ipv4 tcp no conds" pass pass $bind_ipv4 $bind_port $remote_ipv4 $remote_port tcp "$generate_profile"
 
-generate_profile="genprofile network;ip=$bind_ipv4;port=$bind_port;peer=(ip=$remote_ipv4,port=$remote_port) $sender:px -- image=$sender network;ip=$remote_ipv4;port=$remote_port;peer=(ip=$bind_ipv4,port=$bind_port)"
+setsockopt_rules="network;(setopt,getopt);ip=0.0.0.0;port=0" # INADDR_ANY
+rcv_rules="network;ip=$bind_ipv4;peer=(ip=anon)"
+snd_rules="network;ip=$remote_ipv4;peer=(ip=anon)"
+
+generate_profile="genprofile network;ip=$bind_ipv4;port=$bind_port;peer=(ip=$remote_ipv4,port=$remote_port) $setsockopt_rules $rcv_rules $sender:px -- image=$sender network;ip=$remote_ipv4;port=$remote_port;peer=(ip=$bind_ipv4,port=$bind_port) $setsockopt_rules $snd_rules"
 do_tests "ipv4 udp generic perms" pass pass $bind_ipv4 $bind_port $remote_ipv4 $remote_port udp "$generate_profile"
 
-generate_profile="genprofile network;ip=$bind_ipv4;port=$bind_port;peer=(ip=$remote_ipv4,port=$remote_port) $sender:px -- image=$sender network;ip=$remote_ipv4;port=$remote_port;peer=(ip=$bind_ipv4,port=$bind_port)"
+generate_profile="genprofile network;ip=$bind_ipv4;port=$bind_port;peer=(ip=$remote_ipv4,port=$remote_port) $setsockopt_rules $rcv_rules $sender:px -- image=$sender network;ip=$remote_ipv4;port=$remote_port;peer=(ip=$bind_ipv4,port=$bind_port) $setsockopt_rules $snd_rules"
 do_tests "ipv4 tcp generic perms" pass pass $bind_ipv4 $bind_port $remote_ipv4 $remote_port tcp "$generate_profile"
 
-generate_profile="genprofile network;(connect,receive,send);ip=$bind_ipv4;port=$bind_port;peer=(ip=$remote_ipv4,port=$remote_port) $sender:px -- image=$sender network;ip=$remote_ipv4;port=$remote_port;peer=(ip=$bind_ipv4,port=$bind_port)"
+generate_profile="genprofile network;(connect,receive,send);ip=$bind_ipv4;port=$bind_port;peer=(ip=$remote_ipv4,port=$remote_port) $setsockopt_rules $rcv_rules $sender:px -- image=$sender network;ip=$remote_ipv4;port=$remote_port;peer=(ip=$bind_ipv4,port=$bind_port) $setsockopt_rules $snd_rules"
 do_tests "ipv4 udp specific perms" pass pass $bind_ipv4 $bind_port $remote_ipv4 $remote_port udp "$generate_profile"
 
-generate_profile="genprofile network;(connect,receive,send);ip=$bind_ipv4;port=$bind_port;peer=(ip=$remote_ipv4,port=$remote_port) $sender:px -- image=$sender network;ip=$remote_ipv4;port=$remote_port;peer=(ip=$bind_ipv4,port=$bind_port)"
+generate_profile="genprofile network;(connect,receive,send);ip=$bind_ipv4;port=$bind_port;peer=(ip=$remote_ipv4,port=$remote_port) $setsockopt_rules $rcv_rules $sender:px -- image=$sender network;ip=$remote_ipv4;port=$remote_port;peer=(ip=$bind_ipv4,port=$bind_port) $setsockopt_rules $snd_rules"
 do_tests "ipv4 tcp specific perms" pass pass $bind_ipv4 $bind_port $remote_ipv4 $remote_port tcp "$generate_profile"
 
 removeprofile
@@ -122,10 +125,12 @@ do_tests "ipv6 udp no conds" pass pass $bind_ipv6 $bind_port $remote_ipv6 $remot
 generate_profile="genprofile network $sender:px -- image=$sender network"
 do_tests "ipv6 tcp no conds" pass pass $bind_ipv6 $bind_port $remote_ipv6 $remote_port tcp "$generate_profile"
 
-generate_profile="genprofile network;ip=$bind_ipv6;port=$bind_port;peer=(ip=$remote_ipv6,port=$remote_port) $sender:px -- image=$sender network;ip=$remote_ipv6;port=$remote_port;peer=(ip=$bind_ipv6,port=$bind_port)"
+setsockopt_rules="network;(setopt,getopt);ip=::0;port=0" # IN6ADDR_ANY_INIT
+rcv_rules="network;ip=$bind_ipv6;peer=(ip=anon)"
+snd_rules="network;ip=$remote_ipv6;peer=(ip=anon)"
+
+generate_profile="genprofile network;ip=$bind_ipv6;port=$bind_port;peer=(ip=$remote_ipv6,port=$remote_port) $setsockopt_rules $rcv_rules $sender:px -- image=$sender network;ip=$remote_ipv6;port=$remote_port;peer=(ip=$bind_ipv6,port=$bind_port) $setsockopt_rules $snd_rules"
 do_tests "ipv6 udp generic perms" pass pass $bind_ipv6 $bind_port $remote_ipv6 $remote_port udp "$generate_profile"
 
-generate_profile="genprofile network;ip=$bind_ipv6;port=$bind_port;peer=(ip=$remote_ipv6,port=$remote_port) $sender:px -- image=$sender network;ip=$remote_ipv6;port=$remote_port;peer=(ip=$bind_ipv6,port=$bind_port)"
+generate_profile="genprofile network;ip=$bind_ipv6;port=$bind_port;peer=(ip=$remote_ipv6,port=$remote_port) $setsockopt_rules $rcv_rules $sender:px -- image=$sender network;ip=$remote_ipv6;port=$remote_port;peer=(ip=$bind_ipv6,port=$bind_port) $setsockopt_rules $snd_rules"
 do_tests "ipv6 tcp generic perms" pass pass $bind_ipv6 $bind_port $remote_ipv6 $remote_port tcp "$generate_profile"
-
-

tests/regression/apparmor/net_inet_rcv.c

@@ -9,7 +9,13 @@
 #include <string.h>
 #include <getopt.h>
 #include <sys/stat.h>
-#include "net_finegrained.h"
+#include "net_inet.h"
+
+enum protocol {
+	UDP,
+	TCP,
+	ICMP
+};
 
 struct connection_info {
 	char *bind_ip;
@@ -17,17 +23,72 @@ struct connection_info {
 	char *remote_ip;
 	char *remote_port;
 	char *protocol;
+	enum protocol prot;
 	int timeout;
 } net_info;
 
-
-int receive_udp()
+int receive_bind()
 {
-
 	int sock;
-	char *buf;
 	struct sockaddr_in local;
 	struct sockaddr_in6 local6;
+
+	struct ip_address bind_addr;
+
+	if (!parse_ip(net_info.bind_ip, net_info.bind_port, &bind_addr)) {
+		fprintf(stderr, "FAIL - could not parse bind ip address\n");
+		return -1;
+	}
+
+	switch(net_info.prot) {
+	case UDP:
+		sock = socket(bind_addr.family, SOCK_DGRAM, 0);
+		break;
+	case TCP:
+		sock = socket(bind_addr.family, SOCK_STREAM, 0);
+		break;
+	case ICMP:
+		sock = socket(bind_addr.family, SOCK_DGRAM, IPPROTO_ICMP);
+		break;
+	}
+
+	if (sock < 0) {
+		perror("FAIL - Socket error: ");
+		return -1;
+	}
+
+	const int enable = 1;
+	if (setsockopt(sock, SOL_SOCKET, SO_REUSEADDR | SO_REUSEPORT, &enable, sizeof(int)) < 0)
+		perror("FAIL - setsockopt(SO_REUSEADDR) failed");
+
+	if (bind_addr.family == AF_INET) {
+		local = convert_to_sockaddr_in(bind_addr);
+		if (bind(sock, (struct sockaddr *) &local, sizeof(local)) < 0) {
+			perror("FAIL - Bind error: ");
+			return -1;
+		}
+	} else {
+		local6 = convert_to_sockaddr_in6(bind_addr);
+		if (bind(sock, (struct sockaddr *) &local6, sizeof(local6)) < 0) {
+			perror("FAIL - Bind error: ");
+			return -1;
+		}
+	}
+
+	if (net_info.prot == TCP) {
+		if (listen(sock, 5) == -1) {
+			perror("FAIL - Could not listen: ");
+			return -1;
+		}
+	}
+
+	return sock;
+}
+
+int receive_udp(int sock)
+{
+
+	char *buf;
 	int ret = -1;
 	int select_return;
 
@@ -37,38 +98,6 @@ int receive_udp()
 	buf = (char *) malloc(255);
 	memset(buf, '\0', 255);
 
-	struct ip_address bind_addr;
-	if (!parse_ip(net_info.bind_ip, net_info.bind_port, &bind_addr)) {
-		fprintf(stderr, "FAIL - could not parse bind ip address\n");
-		return -1;
-	}
-
-	if ((sock = socket(bind_addr.family, SOCK_DGRAM, 0)) < 0) {
-		perror("FAIL - Socket error: ");
-		return(-1);
-	}
-
-	const int enable = 1;
-	if (setsockopt(sock, SOL_SOCKET, SO_REUSEADDR | SO_REUSEPORT, &enable, sizeof(int)) < 0)
-		perror("FAIL - setsockopt(SO_REUSEADDR) failed");
-
-	if (bind_addr.family == AF_INET) {
-		local = convert_to_sockaddr_in(bind_addr);
-		if (bind(sock, (struct sockaddr *) &local, sizeof(local)) < 0)
-		{
-			perror("FAIL - Bind error: ");
-			return(-1);
-		}
-	} else {
-		local6 = convert_to_sockaddr_in6(bind_addr);
-		if (bind(sock, (struct sockaddr *) &local6, sizeof(local6)) < 0)
-		{
-			printf("errno %d\n", errno);
-			perror("FAIL - Bind error: ");
-			return(-1);
-		}
-	}
-
 	FD_ZERO(&read_set);
 	FD_SET(sock, &read_set);
 	FD_ZERO(&err_set);
@@ -77,39 +106,30 @@ int receive_udp()
 	timeout.tv_usec = 0;
 
 	select_return = select(sock + 1, &read_set, NULL, &err_set, &timeout);
-	if (select_return < 0)
-	{
+	if (select_return < 0) {
 		perror("FAIL - Select error: ");
 		ret = -1;
-	}
-
-
-
-	if ((select_return > 0) && (FD_ISSET(sock, &read_set)) && (!FD_ISSET(sock, &err_set)))
-	{
-
-		if (recvfrom(sock, buf, 255, 0, (struct sockaddr *)0, (unsigned int *)0) >= 1)
-		{
+	} else if (select_return == 0) {
+		printf("FAIL - select timeout\n");
+	} else if (select_return > 0 && FD_ISSET(sock, &read_set) && !FD_ISSET(sock, &err_set)) {
+		if (recvfrom(sock, buf, 255, 0, NULL, NULL) >= 1) {
 			//printf("MESSAGE: %s\n", buf);
 			ret = 0;
-		}
-		else
-		{
+		} else {
 			printf("FAIL - recvfrom failed\n");
 			ret = -1;
 		}
 	}
+
 	free(buf);
 	return(ret);
 
 }
 
-int receive_tcp()
+int receive_tcp(int sock)
 {
-	int sock, cli_sock;
+	int cli_sock;
 	char *buf;
-	struct sockaddr_in local;
-	struct sockaddr_in6 local6;
 	int ret = -1;
 	int select_return;
 
@@ -119,44 +139,6 @@ int receive_tcp()
 	buf = (char *) malloc(255);
 	memset(buf, '\0', 255);
 
-	struct ip_address bind_addr;
-	if (!parse_ip(net_info.bind_ip, net_info.bind_port, &bind_addr)) {
-		fprintf(stderr, "FAIL - could not parse bind ip address\n");
-		return -1;
-	}
-
-	if ((sock = socket(bind_addr.family, SOCK_STREAM, 0)) < 0)
-	{
-		perror("FAIL - Socket error:");
-		return(-1);
-	}
-
-	const int enable = 1;
-	if (setsockopt(sock, SOL_SOCKET, SO_REUSEADDR | SO_REUSEPORT, &enable, sizeof(int)) < 0)
-		perror("FAIL - setsockopt(SO_REUSEADDR) failed");
-
-	if (bind_addr.family == AF_INET) {
-		local = convert_to_sockaddr_in(bind_addr);
-		if (bind(sock, (struct sockaddr *) &local, sizeof(local)) < 0)
-		{
-			perror("FAIL - Bind error: ");
-			return(-1);
-		}
-	} else {
-		local6 = convert_to_sockaddr_in6(bind_addr);
-		if (bind(sock, (struct sockaddr *) &local6, sizeof(local6)) < 0)
-		{
-			perror("FAIL - Bind error: ");
-			return(-1);
-		}
-	}
-
-	if (listen(sock, 5) == -1)
-	{
-		perror("FAIL - Could not listen: ");
-		return(-1);
-	}
-
 	FD_ZERO(&read_set);
 	FD_SET(sock, &read_set);
 	FD_ZERO(&err_set);
@@ -165,48 +147,33 @@ int receive_tcp()
 	timeout.tv_usec = 0;
 
 	select_return = select(sock + 1, &read_set, NULL, &err_set, &timeout);
-	if (select_return < 0)
-	{
+	if (select_return < 0) {
 		perror("FAIL - Select failed: ");
 		ret = -1;
-	}
-
-	if ((select_return > 0) && (FD_ISSET(sock, &read_set)) && (!FD_ISSET(sock, &err_set)))
-	{
-		if ((cli_sock = accept(sock, NULL, NULL)) < 0)
-		{
+	} else if (select_return == 0) {
+		printf("FAIL - select timeout\n");
+	} else if (select_return > 0 && FD_ISSET(sock, &read_set) && !FD_ISSET(sock, &err_set)) {
+		if ((cli_sock = accept(sock, NULL, NULL)) < 0) {
 			perror("FAIL - Accept failed: ");
 			ret = -1;
-		}
-		else
-		{
-			if (recv(cli_sock, buf, 255, 0) >= 1)
-			{
+		} else {
+			if (recv(cli_sock, buf, 255, 0) >= 1) {
 				//printf("MESSAGE: %s\n", buf);
 				ret = 0;
-			}
-			else
-			{
+			} else {
 				perror("FAIL - recv failure: ");
 				ret = -1;
 			}
 		}
 	}
-	else
-	{
-		perror("FAIL - There were select failures: ");
-		ret = -1;
-	}
+
 	free(buf);
 	return(ret);
 }
 
-int receive_icmp()
+int receive_icmp(int sock)
 {
-
-	int sock;
 	char *buf;
-	struct sockaddr_in local;
 	int ret = -1;
 	int select_return;
 
@@ -215,25 +182,6 @@ int receive_icmp()
 
 	buf = (char *) malloc(255);
 	memset(buf, '\0', 255);
-	if ((sock = socket(AF_INET, SOCK_DGRAM, IPPROTO_ICMP)) < 0)
-	{
-		perror("FAIL - Socket error: ");
-		return(-1);
-	}
-
-	const int enable = 1;
-	if (setsockopt(sock, SOL_SOCKET, SO_REUSEADDR | SO_REUSEPORT, &enable, sizeof(int)) < 0)
-		perror("FAIL - setsockopt(SO_REUSEADDR) failed");
-
-	local.sin_family  = AF_INET;
-	local.sin_port = htons(atoi(net_info.bind_port));
-	inet_aton(net_info.bind_ip, &local.sin_addr);
-
-	if (bind(sock, (struct sockaddr *) &local, sizeof(local)) < 0)
-	{
-		perror("FAIL - Bind error: ");
-		return(-1);
-	}
 
 	FD_ZERO(&read_set);
 	FD_SET(sock, &read_set);
@@ -243,28 +191,21 @@ int receive_icmp()
 	timeout.tv_usec = 0;
 
 	select_return = select(sock + 1, &read_set, NULL, &err_set, &timeout);
-	if (select_return < 0)
-	{
+	if (select_return < 0) {
 		perror("FAIL - Select error: ");
 		ret = -1;
-	}
-
-
-
-	if ((select_return > 0) && (FD_ISSET(sock, &read_set)) && (!FD_ISSET(sock, &err_set)))
-	{
-
-		if (recvfrom(sock, buf, 255, 0, (struct sockaddr *)0, (unsigned int *)0) >= 1)
-		{
+	} else if (select_return == 0) {
+		printf("FAIL - select timeout\n");
+	} else if (select_return > 0 && FD_ISSET(sock, &read_set) && !FD_ISSET(sock, &err_set)) {
+		if (recvfrom(sock, buf, 255, 0, NULL, NULL) >= 1) {
 			//printf("MESSAGE: %s\n", buf);
 			ret = 0;
-		}
-		else
-		{
+		} else {
 			printf("FAIL - recvfrom failed\n");
 			ret = -1;
 		}
 	}
+
 	free(buf);
 	return(ret);
 
@@ -302,7 +243,7 @@ int main(int argc, char *argv[])
 		{"protocol",    required_argument, 0,  'p' },
 		{"timeout",     required_argument, 0,  't' },
 		{"sender",      required_argument, 0,  's' },
-		{0,           0,                 0,  0   }
+		{0,             0,                 0,  0   }
 	};
 
 	while ((opt = getopt_long(argc, argv,"i:o:r:e:p:t:s:", long_options, 0)) != -1) {
@@ -321,6 +262,14 @@ int main(int argc, char *argv[])
 			break;
 		case 'p':
 			net_info.protocol = optarg;
+			if (strcmp(net_info.protocol, "udp") == 0)
+				net_info.prot = UDP;
+			else if (strcmp(net_info.protocol, "tcp") == 0)
+				net_info.prot = TCP;
+			else if (strcmp(net_info.protocol, "icmp") == 0)
+				net_info.prot = ICMP;
+			else
+				printf("FAIL - Unknown protocol.\n");
 			break;
 		case 't':
 			net_info.timeout = atoi(optarg);
@@ -333,6 +282,13 @@ int main(int argc, char *argv[])
 		}
 	}
 
+	/* get the server to bind/listen, so the child has something
+	 * to connect to if it wins the race. */
+	int sockfd = receive_bind();
+	if (sockfd == -1) {
+		exit(1);
+	}
+
 	/* exec the sender */
 	pid = fork();
 	if (pid == -1) {
@@ -357,22 +313,23 @@ int main(int argc, char *argv[])
 		exit(EXIT_FAILURE);
 	}
 
-	if (strcmp(net_info.protocol, "udp") == 0)
-		ret = receive_udp(net_info);
-	else if (strcmp(net_info.protocol, "tcp") == 0)
-		ret = receive_tcp(net_info);
-	else if (strcmp(net_info.protocol, "icmp") == 0)
-		ret = receive_icmp(net_info);
-	else
-		printf("FAIL - Unknown protocol.\n");
+	switch(net_info.prot) {
+	case UDP:
+		ret = receive_udp(sockfd);
+		break;
+	case TCP:
+		ret = receive_tcp(sockfd);
+		break;
+	case ICMP:
+		ret = receive_icmp(sockfd);
+		break;
+	}
 
-	if (ret == -1)
-	{
+	if (ret == -1) {
 		printf("FAIL - Receive message failed.\n");
 		exit(1);
 	}
 
 	printf("PASS\n");
-
 	return 0;
 }

tests/regression/apparmor/net_inet_snd.c

@@ -12,7 +12,7 @@
 #include <arpa/inet.h>
 #include <errno.h>
 #include <string.h>
-#include "net_finegrained.h"
+#include "net_inet.h"
 
 struct connection_info {
 	char *bind_ip;
@@ -40,8 +40,7 @@ int send_udp(char *message)
 		return -1;
 	}
 
-	if ((sock = socket(bind_addr.family, SOCK_DGRAM, 0)) < 0)
-	{
+	if ((sock = socket(bind_addr.family, SOCK_DGRAM, 0)) < 0) {
 		perror("FAIL SND - Could not open socket: ");
 		return(-1);
 	}
@@ -53,15 +52,13 @@ int send_udp(char *message)
 
 	if (bind_addr.family == AF_INET) {
 		local = convert_to_sockaddr_in(bind_addr);
-		if (bind(sock, (struct sockaddr *) &local, sizeof(local)) < 0)
-		{
+		if (bind(sock, (struct sockaddr *) &local, sizeof(local)) < 0) {
 			perror("FAIL SND - Bind error: ");
 			return(-1);
 		}
 	} else {
 		local6 = convert_to_sockaddr_in6(bind_addr);
-		if (bind(sock, (struct sockaddr *) &local6, sizeof(local6)) < 0)
-		{
+		if (bind(sock, (struct sockaddr *) &local6, sizeof(local6)) < 0) {
 			perror("FAIL SND - Bind error: ");
 			return(-1);
 		}
@@ -70,22 +67,19 @@ int send_udp(char *message)
 	if (remote_addr.family == AF_INET) {
 		remote = convert_to_sockaddr_in(remote_addr);
 		//printf("Sending \"%s\"\n", message);
-		if (sendto(sock, message, strlen(message), 0, (struct sockaddr *) &remote, sizeof(remote)) <= 0)
-		{
+		if (sendto(sock, message, strlen(message), 0, (struct sockaddr *) &remote, sizeof(remote)) <= 0) {
 			perror("FAIL SND - Send failed: ");
 			return(-1);
 		}
 	} else {
 		remote6 = convert_to_sockaddr_in6(remote_addr);
 		//printf("Sending \"%s\"\n", message);
-		if (sendto(sock, message, strlen(message), 0, (struct sockaddr *) &remote6, sizeof(remote6)) <= 0)
-		{
+		if (sendto(sock, message, strlen(message), 0, (struct sockaddr *) &remote6, sizeof(remote6)) <= 0) {
 			perror("FAIL SND - Send failed: ");
 			return(-1);
 		}
 	}
 
-
 	close(sock);
 	return(0);
 
@@ -121,15 +115,13 @@ int send_tcp(char *message)
 
 	if (bind_addr.family == AF_INET) {
 		local = convert_to_sockaddr_in(bind_addr);
-		if (bind(sock, (struct sockaddr *) &local, sizeof(local)) < 0)
-		{
+		if (bind(sock, (struct sockaddr *) &local, sizeof(local)) < 0) {
 			perror("FAIL SND - Bind error: ");
 			return(-1);
 		}
 	} else {
 		local6 = convert_to_sockaddr_in6(bind_addr);
-		if (bind(sock, (struct sockaddr *) &local6, sizeof(local6)) < 0)
-		{
+		if (bind(sock, (struct sockaddr *) &local6, sizeof(local6)) < 0) {
 			perror("FAIL SND - Bind error: ");
 			return(-1);
 		}
@@ -138,24 +130,21 @@ int send_tcp(char *message)
 	if (remote_addr.family == AF_INET) {
 		remote = convert_to_sockaddr_in(remote_addr);
 		//printf("Sending \"%s\"\n", message);
-		if (connect(sock, (struct sockaddr *) &remote, sizeof(remote)) < 0)
-		{
+		if (connect(sock, (struct sockaddr *) &remote, sizeof(remote)) < 0) {
 			perror("FAIL SND - Could not connect: ");
 			return(-1);
 		}
 	} else {
 		remote6 = convert_to_sockaddr_in6(remote_addr);
 		//printf("Sending \"%s\"\n", message);
-		if (connect(sock, (struct sockaddr *) &remote6, sizeof(remote6)) < 0)
-		{
+		if (connect(sock, (struct sockaddr *) &remote6, sizeof(remote6)) < 0) {
 			perror("FAIL SND - Could not connect: ");
 			return(-1);
 		}
 	}
 
 	//printf("Sending \"%s\"\n", message);
-	if (send(sock, message, strlen(message), 0) <= 0)
-	{
+	if (send(sock, message, strlen(message), 0) <= 0) {
 		perror("FAIL SND - Send failed: ");
 		return(-1);
 	}
@@ -171,8 +160,7 @@ int send_icmp(char *message)
 	char packetdata[sizeof(icmp_hdr) + 4];
 
 
-	if ((sock = socket(AF_INET | AF_INET6, SOCK_DGRAM, IPPROTO_ICMP)) < 0)
-	{
+	if ((sock = socket(AF_INET | AF_INET6, SOCK_DGRAM, IPPROTO_ICMP)) < 0) {
 		perror("FAIL SND - Could not open socket: ");
 		return(-1);
 	}
@@ -199,8 +187,7 @@ int send_icmp(char *message)
 	memcpy(packetdata, &icmp_hdr, sizeof(icmp_hdr));
 	memcpy(packetdata + sizeof(icmp_hdr), message, strlen(message));
 
-	if (bind(sock, (struct sockaddr *) &local, sizeof(local)) < 0)
-	{
+	if (bind(sock, (struct sockaddr *) &local, sizeof(local)) < 0) {
 		perror("FAIL SND - Could not bind: ");
 		return(-1);
 	}
@@ -208,8 +195,7 @@ int send_icmp(char *message)
 	//printf("Sending \"%s\"\n", message);
 
 	// Send the packet
-	if(sendto(sock, packetdata, sizeof(packetdata), 0, (struct sockaddr*) &remote, sizeof(remote)) < 0)
-	{
+	if(sendto(sock, packetdata, sizeof(packetdata), 0, (struct sockaddr*) &remote, sizeof(remote)) < 0) {
 		perror("FAIL SND - Send failed: ");
 		close(sock);
 		return(-1);
@@ -231,8 +217,7 @@ int main(int argc, char *argv[])
 {
 	int send_ret;
 
-	if (argc < 6)
-	{
+	if (argc < 6) {
 		printf("Usage: %s bind_ip bind_port remote_ip remote_port proto\n", argv[0]);
 		exit(1);
 	}
@@ -253,8 +238,7 @@ int main(int argc, char *argv[])
 	else
 		printf("FAIL SND - Unknown protocol.\n");
 
-	if (send_ret == -1)
-	{
+	if (send_ret == -1) {
 		printf("FAIL SND - Send message failed.\n");
 		exit(1);
 	}

tests/regression/apparmor/posix_mq.h

@@ -12,6 +12,7 @@
 #define QNAME "/testmq"
 #define SHM_PATH "/unnamedsemtest"
 #define SEM_PATH "/namedsemtest"
+#define PIPENAME "/tmp/mqueuepipe";
 #define OBJ_PERMS (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)
 
 #define BUF_SIZE 1024

tests/regression/apparmor/posix_mq.sh

@@ -27,6 +27,7 @@ sender="$bin/posix_mq_snd"
 receiver="$bin/posix_mq_rcv"
 queuename="/queuename"
 queuename2="/queuename2"
+pipe="/tmp/mqueuepipe"
 
 user="foo"
 adduser --gecos "First Last,RoomNumber,WorkPhone,HomePhone" --no-create-home --disabled-password $user >/dev/null
@@ -41,6 +42,7 @@ cleanup()
 {
     rm -f /dev/mqueue/$queuename
     rm -f /dev/mqueue/$queuename2
+    rm -f $pipe
     deluser foo >/dev/null
 }
 do_onexit="cleanup"
@@ -66,7 +68,7 @@ do_tests()
     do_test "$prefix" "$expect_send" $sender "$expect_recv" -c $sender -k $queuename "${rest_args[@]}"
 
     # notify requires netlink permissions
-    do_test "$prefix : mq_notify" "$expect_send" $sender "$expect_recv" -c $sender -k $queuename -n mq_notify "${rest_args[@]}"
+    do_test "$prefix : mq_notify" "$expect_send" $sender "$expect_recv" -c $sender -k $queuename -n mq_notify -p $pipe "${rest_args[@]}"
 
     do_test "$prefix : select" "$expect_open" -c $sender -k $queuename -n select "${rest_args[@]}"
 
@@ -86,11 +88,11 @@ for username in "root" "$userid" ; do
     do_tests "unconfined $username" pass pass pass pass $usercmd
 
     # No mqueue perms
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "$sender:px" -- image=$sender
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "$sender:px" "$pipe:rw" -- image=$sender "$pipe:rw"
     do_tests "confined $username - no perms" fail fail fail fail $usercmd
 
 
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "deny:mqueue" "$sender:px" -- image=$sender "deny mqueue"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "deny:mqueue" "$sender:px" "$pipe:rw" -- image=$sender "deny mqueue" "$pipe:rw"
     do_tests "confined $username - deny perms" fail fail fail fail $usercmd
 
 
@@ -102,46 +104,46 @@ for username in "root" "$userid" ; do
     #   apparmor when doing "root" username tests
     # * if doing the $userid set of tests and you see
     #   Permission denied in the test output
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue" "$sender:px" -- image=$sender "mqueue"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue" "$sender:px" "$pipe:rw" -- image=$sender "mqueue" "$pipe:rw"
     do_tests "confined $username - mqueue" pass pass pass pass $usercmd
 
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:type=posix" "$sender:px" -- image=$sender "mqueue:type=posix"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:type=posix" "$sender:px" "$pipe:rw" -- image=$sender "mqueue:type=posix" "$pipe:rw"
     do_tests "confined $username - mqueue type=posix" pass pass pass pass $usercmd
 
     # queue name
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:$queuename" "$sender:px" -- image=$sender "mqueue:$queuename"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:$queuename" "$sender:px" "$pipe:rw" -- image=$sender "mqueue:$queuename" "$pipe:rw"
     do_tests "confined $username - mqueue /name 1" pass pass pass pass $usercmd
 
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue" "$sender:px" -- image=$sender "mqueue:$queuename"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue" "$sender:px" "$pipe:rw" -- image=$sender "mqueue:$queuename" "$pipe:rw"
     do_tests "confined $username - mqueue /name 2" pass pass pass pass $usercmd
 
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:$queuename" "$sender:px" -- image=$sender "mqueue"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:$queuename" "$sender:px" "$pipe:rw" -- image=$sender "mqueue" "$pipe:rw"
     do_tests "confined $username - mqueue /name 3" pass pass pass pass $usercmd
 
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:$queuename" "$sender:px" -- image=$sender "mqueue:$queuename2"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:$queuename" "$sender:px" "$pipe:rw" -- image=$sender "mqueue:$queuename2" "$pipe:rw"
     do_tests "confined $username - mqueue /name 4" fail fail fail fail $usercmd -t 1
 
 
     # specific permissions
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:(create,read,delete,getattr,setattr)" "$sender:px" -- image=$sender "mqueue:write"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:(create,read,delete,getattr,setattr)" "$sender:px" "$pipe:rw" -- image=$sender "mqueue:write" "$pipe:rw"
     do_tests "confined $username - specific 1" pass pass pass pass $usercmd
 
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:(read,delete,getattr,setattr)" "$sender:px" -- image=$sender "mqueue:write"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:(read,delete,getattr,setattr)" "$sender:px" "$pipe:rw" -- image=$sender "mqueue:write" "$pipe:rw"
     do_tests "confined $username - specific 2" fail fail fail fail $usercmd -t 1
 
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:(create,delete,getattr,setattr)" "$sender:px" -- image=$sender "mqueue:write"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:(create,delete,getattr,setattr)" "$sender:px" "$pipe:rw" -- image=$sender "mqueue:write" "$pipe:rw"
     do_tests "confined $username - specific 3" fail fail fail fail $usercmd -t 1
 
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:(create,read,getattr,setattr)" "$sender:px" -- image=$sender "mqueue:write"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:(create,read,getattr,setattr)" "$sender:px" "$pipe:rw" -- image=$sender "mqueue:write" "$pipe:rw"
     do_tests "confined $username - specific 4" fail fail fail fail $usercmd -t 1
 
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:(create,read,delete,setattr)" "$sender:px" -- image=$sender "mqueue:write"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:(create,read,delete,setattr)" "$sender:px" "$pipe:rw" -- image=$sender "mqueue:write" "$pipe:rw"
     do_tests "confined $username - specific 5" pass pass pass pass $usercmd
 
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:(create,read,delete,getattr)" "$sender:px" -- image=$sender "mqueue:write"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:(create,read,delete,getattr)" "$sender:px" "$pipe:rw" -- image=$sender "mqueue:write" "$pipe:rw"
     do_tests "confined $username - specific 6" pass pass pass pass $usercmd
 
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:(create,read,delete,getattr,setattr)" "$sender:px" -- image=$sender "mqueue:read"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:(create,read,delete,getattr,setattr)" "$sender:px" "$pipe:rw" -- image=$sender "mqueue:read" "$pipe:rw"
     do_tests "confined $username - specific 7" fail fail fail fail $usercmd -t 1
 
     # unconfined receiver
@@ -150,17 +152,17 @@ for username in "root" "$userid" ; do
 
 
     # unconfined sender
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink"  "mqueue" "$sender:ux"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink"  "mqueue" "$sender:ux" "$pipe:rw"
     do_tests "confined receiver $username - unconfined sender" pass pass pass pass $usercmd
 
 
     # queue label
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:label=$receiver" "$sender:px" -- image=$sender "mqueue:label=$receiver"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:label=$receiver" "$sender:px" "$pipe:rw" -- image=$sender "mqueue:label=$receiver" "$pipe:rw"
     do_tests "confined $username - mqueue label 1" xpass xpass xpass xpass $usercmd
 
 
     # queue name and label
-    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:(create,read,delete):type=posix:label=$receiver:$queuename" "$sender:px" -- image=$sender "mqueue:(open,write):type=posix:label=$receiver:$queuename"
+    genprofile "qual=deny:cap:sys_resource" "cap:setuid" "cap:fowner" "network:netlink" "mqueue:(create,read,delete):type=posix:label=$receiver:$queuename" "$sender:px" "$pipe:rw" -- image=$sender "mqueue:(open,write):type=posix:label=$receiver:$queuename" "$pipe:rw"
     do_tests "confined $username - mqueue label 2" xpass xpass xpass xpass $usercmd
 
     # ensure we are cleaned up for next pass

tests/regression/apparmor/posix_mq_rcv.c

@@ -1,3 +1,4 @@
+#define _GNU_SOURCE
 #include <mqueue.h>
 #include <stdlib.h>
 #include <signal.h>
@@ -6,9 +7,11 @@
 #include <time.h>
 
 #include "posix_mq.h"
+#include "pipe_helper.h"
 
 int timeout = 5; //seconds
 char *queuename = QNAME;
+char *pipepath = PIPENAME;
 
 enum notify_options {
 	DO_NOT_NOTIFY,
@@ -18,10 +21,13 @@ enum notify_options {
 	EPOLL
 };
 
+enum notify_options notify = DO_NOT_NOTIFY;
+
 int receive_message(mqd_t mqd, char needs_timeout) {
 	ssize_t nbytes;
 	struct mq_attr attr;
 	char *buf = NULL;
+	int ret = EXIT_FAILURE;
 
 	if (mq_getattr(mqd, &attr) == -1) {
 		perror("FAIL - could not mq_getattr");
@@ -62,20 +68,24 @@ int receive_message(mqd_t mqd, char needs_timeout) {
 	}
 
 	printf("PASS\n");
+	ret = EXIT_SUCCESS;
 
 out:
 	free(buf);
 
 	if (mq_close(mqd) == (mqd_t) -1) {
 		perror("FAIL - could not close mq");
-		exit(EXIT_FAILURE);
+		ret = EXIT_FAILURE;
 	}
 	if (mq_unlink(queuename) == (mqd_t) -1) {
-		perror("FAIL - could unlink mq");
-		exit(EXIT_FAILURE);
+		perror("FAIL - could not unlink mq");
+		ret = EXIT_FAILURE;
 	}
-
-	exit(EXIT_SUCCESS);
+	if (notify == MQ_NOTIFY && unlink(pipepath) == -1) {
+		perror("FAIL - could not remove pipe");
+		ret = EXIT_FAILURE;
+	}
+	exit(ret);
 }
 
 static void handle_signal(union sigval sv) {
@@ -96,6 +106,7 @@ static void usage(char *prog_name, char *msg)
 	fprintf(stderr, "-c        path of the client binary\n");
 	fprintf(stderr, "-u        run test as specified UID\n");
 	fprintf(stderr, "-t        timeout in seconds\n");
+	fprintf(stderr, "-p        named pipe path. used by mq_notify\n");
 	exit(EXIT_FAILURE);
 }
 
@@ -108,9 +119,15 @@ void receive_mq_notify(mqd_t mqd)
 	sev.sigev_value.sival_ptr = &mqd;
 
 	if (mq_notify(mqd, &sev) == -1) {
-		perror(" FAIL - could not mq_notify");
-		exit(EXIT_FAILURE);
+		perror("FAIL - could not mq_notify");
+		return;
 	}
+
+	if (write_to_pipe(pipepath) == -1) { // let sender know mq_notify is ready
+		fprintf(stderr, "FAIL - could not write to pipe\n");
+		return;
+	}
+
 	sleep(timeout);
 	fprintf(stderr, "FAIL - could not mq_notify: Connection timed out\n");
 }
@@ -127,7 +144,7 @@ void receive_select(mqd_t mqd)
 
 	if (select(mqd + 1, &read_fds, NULL, NULL, &tv) == -1) {
 		perror("FAIL - could not select");
-		exit(EXIT_FAILURE);
+		return;
 	} else {
 		if (FD_ISSET(mqd, &read_fds))
 			receive_message(mqd, 0);
@@ -142,7 +159,7 @@ void receive_poll(mqd_t mqd)
 
 	if (poll(fds, 1, timeout * 1000) == -1) {
 		perror("FAIL - could not poll");
-		exit(EXIT_FAILURE);
+		return;
 	} else {
 		if (fds[0].revents & POLLIN)
 			receive_message(mqd, 0);
@@ -154,7 +171,7 @@ void receive_epoll(mqd_t mqd)
 	int epfd = epoll_create(1);
 	if (epfd == -1) {
 		perror("FAIL - could not create epoll");
-		exit(EXIT_FAILURE);
+		return;
 	}
 
 	struct epoll_event ev, rev[1];
@@ -162,12 +179,12 @@ void receive_epoll(mqd_t mqd)
 	ev.data.fd = mqd;
 	if (epoll_ctl(epfd, EPOLL_CTL_ADD, mqd, &ev) == -1) {
 		perror("FAIL - could not add mqd to epoll");
-		exit(EXIT_FAILURE);
+		return;
 	}
 
 	if (epoll_wait(epfd, rev, 1, timeout * 1000) == -1) {
 		perror("FAIL - could not epoll_wait");
-		exit(EXIT_FAILURE);
+		return;
 	} else {
 		if (rev[0].data.fd == mqd && rev[0].events & EPOLLIN)
 			receive_message(mqd, 0);
@@ -198,17 +215,17 @@ void receive(enum notify_options notify, mqd_t mqd)
 int main(int argc, char *argv[])
 {
 	int opt = 0;
-	enum notify_options notify = DO_NOT_NOTIFY;
 	mqd_t mqd;
 	char *client = NULL;
 	int uid;
+	int pipefd;
 	struct mq_attr attr;
 	attr.mq_flags = 0;
 	attr.mq_maxmsg = 10;
 	attr.mq_msgsize = BUF_SIZE;
 	attr.mq_curmsgs = 0;
 
-	while ((opt = getopt(argc, argv, "n:k:c:u:t:")) != -1) {
+	while ((opt = getopt(argc, argv, "n:k:c:u:t:p:")) != -1) {
 		switch (opt) {
 		case 'n':
 			if (strcmp(optarg, "mq_notify") == 0)
@@ -258,6 +275,9 @@ int main(int argc, char *argv[])
 		case 't':
 			timeout = atoi(optarg);
 			break;
+		case 'p':
+			pipepath = optarg;
+			break;
 		default:
 			usage(argv[0], "Unrecognized option\n");
 		}
@@ -269,11 +289,24 @@ int main(int argc, char *argv[])
 		exit(EXIT_FAILURE);
 	}
 
+	if (notify == MQ_NOTIFY) {
+		if (mkfifo(pipepath, 0666) == -1) {
+			perror("FAIL - could not mkfifo");
+			goto nopipeout;
+		}
+
+		pipefd = open_read_pipe(pipepath);
+		if (pipefd == -1) {
+			fprintf(stderr, "FAIL - couldn't open pipe\n");
+			goto out;
+		}
+	}
+
 	/* exec the client */
 	int pid = fork();
 	if (pid == -1) {
 		perror("FAIL - could not fork");
-		exit(EXIT_FAILURE);
+		goto out;
 	} else if (!pid) {
 		if (client == NULL) {
 			usage(argv[0], "client not specified");
@@ -282,25 +315,30 @@ int main(int argc, char *argv[])
 			 * in case the client will be manually executed
 			 */
 		}
-		execl(client, client, queuename, NULL);
-		printf("FAIL %d - execlp %s %s- %m\n", getuid(), client, queuename);
+		if (notify == MQ_NOTIFY) {
+			char strpipefd[12];
+			sprintf(strpipefd, "%d", pipefd);
+			execl(client, client, queuename, strpipefd, NULL);
+			printf("FAIL %d - execlp %s %s %s- %m\n", getuid(), client, queuename, strpipefd);
+		} else {
+			execl(client, client, queuename, NULL);
+			printf("FAIL %d - execlp %s %s- %m\n", getuid(), client, queuename);
+		}
 		exit(EXIT_FAILURE);
 	}
 
 	receive(notify, mqd);
 
 	/* when the notification fails because of timeout, it ends up here
-	 * so, clean up the mqueue
+	 * so, clean up the mqueue and exit_failure
 	 */
-
-	if (mq_close(mqd) == (mqd_t) -1) {
+out:
+	if (notify == MQ_NOTIFY && unlink(pipepath) == -1)
+		perror("FAIL - could not remove pipe");
+nopipeout:
+	if (mq_close(mqd) == (mqd_t) -1)
 		perror("FAIL - could not close mq");
-		exit(EXIT_FAILURE);
-	}
-	if (mq_unlink(queuename) == (mqd_t) -1) {
+	if (mq_unlink(queuename) == (mqd_t) -1)
 		perror("FAIL - could unlink mq");
-		exit(EXIT_FAILURE);
-	}
-
-	return 0;
+	return EXIT_FAILURE;
 }

tests/regression/apparmor/posix_mq_snd.c

@@ -1,16 +1,27 @@
+#define _GNU_SOURCE
 #include <mqueue.h>
 #include <stdlib.h>
 
 #include "posix_mq.h"
+#include "pipe_helper.h"
 
 int main(int argc, char * argv[])
 {
 	mqd_t mqd;
 	char *queuename = QNAME;
+	int pipefd;
 
 	if (argc > 1) {
 		queuename = argv[1];
 	}
+	if (argc > 2) {
+		pipefd = atoi(argv[2]);
+		if (read_from_pipe(pipefd) == -1) { // wait for receiver to mq_notify
+			fprintf(stderr, "FAIL - could not read from pipe\n");
+			return 1;
+		}
+	}
+
 	mqd = mq_open(queuename, O_WRONLY);
 	if (mqd == (mqd_t) -1) {
 		perror("FAIL sender - could not open mq");

tests/regression/apparmor/userns.c

@@ -23,7 +23,7 @@
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <linux/limits.h>
-#include "userns.h"
+#include "pipe_helper.h"
 
 static void usage(char *pname)
 {

tests/regression/apparmor/userns_setns.c

@@ -6,7 +6,7 @@
 #include <fcntl.h>
 #include <unistd.h>
 
-#include "userns.h"
+#include "pipe_helper.h"
 
 int main(int argc, char *argv[])
 {

utils/apparmor/rule/mount.py

@@ -15,8 +15,8 @@ import re
 
 from apparmor.common import AppArmorBug, AppArmorException
 
-from apparmor.regex import RE_PROFILE_MOUNT, RE_PROFILE_PATH_OR_VAR, strip_parenthesis
-# from apparmor.rule import AARE
+from apparmor.regex import RE_PROFILE_MOUNT, strip_parenthesis
+from apparmor.rule import AARE
 from apparmor.rule import BaseRule, BaseRuleset, parse_modifiers, logprof_value_or_all, check_and_split_list
 
 from apparmor.translations import init_translation
@@ -25,7 +25,7 @@ _ = init_translation()
 
 # TODO :
 #   - match correctly AARE on every field
-#   - Find the actual list of supported filesystems. This one comes from /proc/filesystems
+#   - Find the actual list of supported filesystems. This one comes from /proc/filesystems. We also blindly accept fuse.*
 #   - Support path that begin by { (e.g. {,/usr}/lib/...) This syntax is not a valid AARE but is used by usr.lib.snapd.snap-confine.real in Ubuntu and will currently raise an error in genprof if these lines are not modified.
 #   - Apparmor remount logs are displayed as mount (with remount flag). Profiles generated with aa-genprof are therefore mount rules. It could be interesting to make them remount rules.
 
@@ -33,8 +33,10 @@ valid_fs = [
     'sysfs', 'tmpfs', 'bdevfs', 'procfs', 'cgroup', 'cgroup2', 'cpuset', 'devtmpfs', 'configfs', 'debugfs', 'tracefs',
     'securityfs', 'sockfs', 'bpf', 'npipefs', 'ramfs', 'hugetlbfs', 'devpts', 'ext3', 'ext2', 'ext4', 'squashfs',
     'vfat', 'ecryptfs', 'fuseblk', 'fuse', 'fusectl', 'efivarfs', 'mqueue', 'store', 'autofs', 'binfmt_misc', 'overlay',
-    'none', 'bdev', 'proc', 'pipefs', 'pstore', 'btrfs', 'xfs', '9p',
+    'none', 'bdev', 'proc', 'pipefs', 'pstore', 'btrfs', 'xfs', '9p', 'resctrl', 'zfs', 'iso9660', 'udf', 'ntfs3',
+    'nfs', 'cifs', 'overlayfs', 'aufs', 'rpc_pipefs', 'msdos', 'nfs4',
 ]
+
 flags_keywords = [
     # keep in sync with parser/mount.cc mnt_opts_table!
     'ro', 'r', 'read-only', 'rw', 'w', 'suid', 'nosuid', 'dev', 'nodev', 'exec', 'noexec', 'sync', 'async', 'remount',
@@ -43,16 +45,19 @@ flags_keywords = [
     'make-runbindable', 'private', 'make-private', 'rprivate', 'make-rprivate', 'slave', 'make-slave', 'rslave', 'make-rslave',
     'shared', 'make-shared', 'rshared', 'make-rshared', 'relatime', 'norelatime', 'iversion', 'noiversion', 'strictatime',
     'nostrictatime', 'lazytime', 'nolazytime', 'user', 'nouser',
-    '([A-Za-z0-9]|AARE)',  # TODO: handle AARE
+    '([A-Za-z0-9])',
 ]
 join_valid_flags = '|'.join(flags_keywords)
 join_valid_fs = '|'.join(valid_fs)
 
 sep = r'\s*[\s,]\s*'
 
+# We aim to be a bit more restrictive than \S+ used in regex.py
+FS_AARE = r'([][".*@{}\w^-]+)'
+
 fs_type_pattern = r'\b(?P<fstype_or_vfstype>fstype|vfstype)\b\s*(?P<fstype_equals_or_in>=|in)\s*'\
-    r'(?P<fstype>\(\s*(' + join_valid_fs + r')(' + sep + r'(' + join_valid_fs + r'))*\s*\)|'\
-    r'\{\s*(' + join_valid_fs + r')(' + sep + r'(' + join_valid_fs + r'))*\s*\}|(\s*' + join_valid_fs + r'))'\
+    r'(?P<fstype>\(\s*(' + FS_AARE + r')(' + sep + r'(' + FS_AARE + r'))*\s*\)|'\
+    r'\{\s*(' + FS_AARE + r')(' + sep + r'(' + FS_AARE + r'))*\s*\}|(\s*' + FS_AARE + r'))'\
 
 
 option_pattern = r'\s*(\boption(s?)\b\s*(?P<options_equals_or_in>=|in)\s*'\
@@ -63,10 +68,17 @@ mount_condition_pattern = rf'({fs_type_pattern})?\s*({option_pattern})?'
 
 # Source can either be
 # - A path          : /foo
+# - A globbed Path  : {,/usr}/lib{,32,64,x32}/modules/
 # - A filesystem    : sysfs         (sudo mount -t tmpfs tmpfs /tmp/bar)
 # - Any label       : mntlabel      (sudo mount -t tmpfs mntlabel /tmp/bar)
-source_fileglob_pattern = r'(\s*' + (RE_PROFILE_PATH_OR_VAR % 'source_file')[:-1] + r'|' + r'\w+' + r'))'
-dest_fileglob_pattern = r'(\s*' + RE_PROFILE_PATH_OR_VAR % 'dest_file' + r')'
+# Thus we cannot use directly RE_PROFILE_PATH_OR_VAR
+# Destination can also be
+# - A path          : /foo
+# - A globbed Path  : **
+
+glob_pattern = r'(\s*(?P<%s>(([/{]|\*\*)\S*|"([/{]|\*\*)[^"]*"|@{\S+}\S*|"@{\S+}[^"]*")|\w+))'
+source_fileglob_pattern = glob_pattern % 'source_file'
+dest_fileglob_pattern = glob_pattern % 'dest_file'
 
 RE_MOUNT_DETAILS = re.compile(r'^\s*' + mount_condition_pattern + rf'(\s+{source_fileglob_pattern})?' + rf'(\s+->\s+{dest_fileglob_pattern})?\s*' + r'$')
 RE_UMOUNT_DETAILS = re.compile(r'^\s*' + mount_condition_pattern + rf'(\s+{dest_fileglob_pattern})?\s*' + r'$')
@@ -95,8 +107,25 @@ class MountRule(BaseRule):
         self.operation = operation
 
         self.fstype, self.all_fstype, unknown_items = check_and_split_list(fstype[1] if fstype != self.ALL else fstype, valid_fs, self.ALL, type(self).__name__, 'fstype')
+
         if unknown_items:
-            raise AppArmorException(_('Passed unknown fstype keyword to %s: %s') % (type(self).__name__, ' '.join(unknown_items)))
+            for it in unknown_items:
+
+                # Several filesystems use fuse internally and are referred as fuse.<software_name> (e.g. fuse.jmtpfs, fuse.s3fs, fuse.obexfs).
+                # Since this list seems to evolve too fast for a fixed list to work in practice, we just accept fuse.*
+                # See https://github.com/libfuse/libfuse/wiki/Filesystems and, https://doc.ubuntu-fr.org/fuse
+                if it.startswith('fuse.') and len(it) > 5:
+                    continue
+
+                it = AARE(it, is_path=False)
+                found = False
+                for fs in valid_fs:
+                    if self._is_covered_aare(it, self.all_fstype, AARE(fs, False), self.all_fstype, 'fstype'):
+                        found = True
+                        break
+                if not found:
+                    raise AppArmorException(_('Passed unknown fstype keyword to %s: %s') % (type(self).__name__, ' '.join(unknown_items)))
+
         self.is_fstype_equal = fstype[0] if not self.all_fstype else None
 
         self.options, self.all_options, unknown_items = check_and_split_list(options[1] if options != self.ALL else options, flags_keywords, self.ALL, type(self).__name__, 'options')
@@ -117,7 +146,7 @@ class MountRule(BaseRule):
         if self.operation == 'mount' and not self.all_source and not self.all_options and flags_forbidden_with_source & self.options != set():
             raise AppArmorException(f'Operation {flags_forbidden_with_source & self.options} cannot have a source. Source = {self.source}')
 
-        self.dest, self.all_dest = self._aare_or_all(dest, 'dest', is_path=True, log_event=log_event)
+        self.dest, self.all_dest = self._aare_or_all(dest, 'dest', is_path=False, log_event=log_event)
 
         self.can_glob = not self.all_source and not self.all_dest and not self.all_options
 
@@ -213,8 +242,15 @@ class MountRule(BaseRule):
             return False
         if self.is_options_equal != other_rule.is_options_equal:
             return False
-        if not self._is_covered_list(self.fstype, self.all_fstype, other_rule.fstype, other_rule.all_fstype, 'fstype'):
-            return False
+
+        for o_it in other_rule.fstype or []:
+            found = False
+            for s_it in self.fstype or []:
+                if self._is_covered_aare(AARE(s_it, False), self.all_fstype, AARE(o_it, False), other_rule.all_fstype, 'fstype'):
+                    found = True
+
+            if not found:
+                return False
         if not self._is_covered_list(self.options, self.all_options, other_rule.options, other_rule.all_options, 'options'):
             return False
         if not self._is_covered_aare(self.source, self.all_source, other_rule.source, other_rule.all_source, 'source'):

utils/test/test-aa-notify.py

@@ -140,7 +140,8 @@ Feb  4 13:40:38 XPS-13-9370 kernel: [128552.880347] audit: type=1400 audit({epoc
             if 'SUDO_USER' in os.environ:
                 username = os.environ.get('SUDO_USER')
 
-            return_code, output = cmd(['last', '-1', username, '--time-format', 'iso'])
+            return_code, output = cmd(['last', username, '--time-format', 'iso'])
+            output = output.split('\n')[0]  # the first line is enough
             # example of output:
             # ubuntu  tty7         :0               2024-01-05T14:29:11-03:00   gone - no logout
             if output.startswith(username):

utils/test/test-mount.py

@@ -29,8 +29,12 @@ class MountTestParse(AATest):
 
     tests = (
         #                   Rule                                                     Operation   Filesystem                Options                  Source          Destination     Audit  Deny   Allow  Comment
+        ('mount -> **,',                                                    MountRule('mount',   MountRule.ALL,            MountRule.ALL,           MountRule.ALL,  '**',           False, False, False, ''     )),
+        ('mount options=(rw, shared) -> **,',                               MountRule('mount',   MountRule.ALL,            ('=', ('rw', 'shared')), MountRule.ALL,  '**',           False, False, False, ''     )),
         ('mount fstype=bpf options=rw bpf -> /sys/fs/bpf/,',                MountRule('mount',   ('=', ('bpf')),           ('=', ('rw')),           'bpf',          '/sys/fs/bpf/', False, False, False, ''     )),
-        ('mount fstype=bpf options=(rw) random_label -> /sys/fs/bpf/,',     MountRule('mount',   ('=', ('bpf')),           ('=', ('rw')),           'random_label', '/sys/fs/bpf/', False, False, False, ''     )),
+        ('mount fstype=fuse.obex* options=rw bpf -> /sys/fs/bpf/,',         MountRule('mount',   ('=', ('fuse.obex*')),    ('=', ('rw')),           'bpf',          '/sys/fs/bpf/', False, False, False, ''     )),
+        ('mount fstype=fuse.* options=rw bpf -> /sys/fs/bpf/,',             MountRule('mount',   ('=', ('fuse.*')),        ('=', ('rw')),           'bpf',          '/sys/fs/bpf/', False, False, False, ''     )),
+        ('mount fstype=bpf options=(rw) random_label -> /sys/fs/bpf/,',     MountRule('mount',   ('=', ("bpf")),           ('=', ('rw')),           'random_label', '/sys/fs/bpf/', False, False, False, ''     )),
         ('mount,',                                                          MountRule('mount',   MountRule.ALL,            MountRule.ALL,           MountRule.ALL,  MountRule.ALL,  False, False, False, ''     )),
         ('mount fstype=(ext3, ext4),',                                      MountRule('mount',   ('=', ('ext3', 'ext4')),  MountRule.ALL,           MountRule.ALL,  MountRule.ALL,  False, False, False, ''     )),
         ('mount bpf,',                                                      MountRule('mount',   MountRule.ALL,            MountRule.ALL,           'bpf',          MountRule.ALL,  False, False, False, ''     )),
@@ -45,8 +49,8 @@ class MountTestParse(AATest):
         ('mount fstype in (ext3, ext4) options=(ro, rbind) /a -> /b, #cmt', MountRule('mount',   ('in', ('ext3', 'ext4')), ('=', ('ro', 'rbind')),  '/a',           '/b',           False, False, False, ' #cmt')),
         ('mount fstype in (ext3, ext4) option in (ro, rbind) /a, #cmt',     MountRule('mount',   ('in', ('ext3', 'ext4')), ('in', ('ro', 'rbind')), '/a',           MountRule.ALL,  False, False, False, ' #cmt')),
         ('mount fstype=(ext3, ext4) option=(ro, rbind) /a -> /b, #cmt',     MountRule('mount',   ('=', ('ext3', 'ext4')),  ('=', ('ro', 'rbind')),  '/a',           '/b',           False, False, False, ' #cmt')),
-        ('mount options=(rw, rbind) /usr/lib{,32,64,x32}/modules/ -> /tmp/snap.rootfs_*{,/usr}/lib/modules/,',
-                                                                            MountRule('mount',   MountRule.ALL,            ('=', ('rw', 'rbind')),  '/usr/lib{,32,64,x32}/modules/',
+        ('mount options=(rw, rbind) {,/usr}/lib{,32,64,x32}/modules/ -> /tmp/snap.rootfs_*{,/usr}/lib/modules/,',
+                                                                            MountRule('mount',   MountRule.ALL,            ('=', ('rw', 'rbind')),  '{,/usr}/lib{,32,64,x32}/modules/',
                                                                                                                                                                    '/tmp/snap.rootfs_*{,/usr}/lib/modules/',
                                                                                                                                                                                     False, False, False, ''     )),
         ('umount,',                                                         MountRule('umount',  MountRule.ALL,            MountRule.ALL,           MountRule.ALL,  MountRule.ALL,  False, False, False, ''     )),
@@ -207,6 +211,16 @@ class MountIsCoveredTest(AATest):
         self.assertTrue(obj.is_covered(MountRule('mount', ('=', ('ext3')), ('=', ('ro')), 'tmpfs', MountRule.ALL)))
         self.assertFalse(obj.is_equal(MountRule('mount', ('=', ('ext3')), ('=', ('ro')), 'tmpfs', MountRule.ALL)))
 
+    def test_is_covered_regex(self):
+        obj = MountRule('mount', ('=', ('sys*', 'fuse.*')), ('=', ('ro')), 'tmpfs', MountRule.ALL)
+        tests = [
+            ('mount', ('=', ('sysfs', 'fuse.s3fs')), ('=', ('ro')), 'tmpfs', MountRule.ALL),
+            ('mount', ('=', ('sysfs', 'fuse.jmtpfs', 'fuse.s3fs', 'fuse.obexfs', 'fuse.obexautofs', 'fuse.fuseiso')), ('=', ('ro')), 'tmpfs', MountRule.ALL)
+        ]
+        for test in tests:
+            self.assertTrue(obj.is_covered(MountRule(*test)))
+            self.assertFalse(obj.is_equal(MountRule(*test)))
+
     def test_is_notcovered(self):
         obj = MountRule('mount', ('=', ('ext3', 'ext4')), ('=', ('ro')), '/foo/b*', '/b*')
         tests = [
@@ -231,6 +245,12 @@ class MountIsCoveredTest(AATest):
         self.assertFalse(obj.is_covered(MountRule(*test)))
         self.assertFalse(obj.is_equal(MountRule(*test)))
 
+    def test_is_not_covered_fs_options(self):
+        obj = MountRule('mount', MountRule.ALL, ('=', ('ro')), 'tmpfs', MountRule.ALL)
+        test = ('mount', MountRule.ALL, ('=', ('rw')), 'procfs', MountRule.ALL)
+        self.assertFalse(obj.is_covered(MountRule(*test)))
+        self.assertFalse(obj.is_equal(MountRule(*test)))
+
 
 setup_all_loops(__name__)
 if __name__ == '__main__':