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Add patches for 4.6 kernel

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Signed-off-by: John Johansen <john.johansen@canonical.com>
This commit is contained in:
John Johansen
2016-07-29 01:29:02 -07:00
parent dafcbfb4b6
commit 71181796e3
27 changed files with 3109 additions and 0 deletions
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31
kernel-patches/4.6/0022-apparmor-do-not-expose-kernel-stack.patch Normal file
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@@ -0,0 +1,31 @@
From 7fcfc22cd04261ac35a579c99bcc804db7eb3e83 Mon Sep 17 00:00:00 2001
From: Heinrich Schuchardt <xypron.glpk@gmx.de>
Date: Fri, 10 Jun 2016 23:34:26 +0200
Subject: [PATCH 22/27] apparmor: do not expose kernel stack
Do not copy uninitalized fields th.td_hilen, th.td_data.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: John Johansen <john.johansen@canonical.com>
---
security/apparmor/match.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/security/apparmor/match.c b/security/apparmor/match.c
index 32b72eb..3f900fc 100644
--- a/security/apparmor/match.c
+++ b/security/apparmor/match.c
@@ -63,7 +63,9 @@ static struct table_header *unpack_table(char *blob, size_t bsize)
table = kvzalloc(tsize);
if (table) {
- *table = th;
+ table->td_id = th.td_id;
+ table->td_flags = th.td_flags;
+ table->td_lolen = th.td_lolen;
if (th.td_flags == YYTD_DATA8)
UNPACK_ARRAY(table->td_data, blob, th.td_lolen,
u8, byte_to_byte);
--
2.7.4