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Code Issues Releases Wiki Activity

- Reworked cons_options() and store_options() to fix a buffer

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overflow that could result in a DoS (CVS 2007-0062).  Also general
  code tidying. [rt17090]
- Also fixed a spurious error message on the client. [rt17250]
This commit is contained in:
Evan Hunt
2007-10-26 22:46:50 +00:00
parent 6b911c8634
commit e2624b82f1
5 changed files with 271 additions and 236 deletions
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17
includes/dhcpd.h
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@@ -1399,12 +1399,17 @@ fqdn6_universe_decode(struct option_state *options,
struct universe *u);
int append_option(struct data_string *dst, struct universe *universe,
struct option *option, struct data_string *src);
int store_options PROTO ((int *, unsigned char *, unsigned, struct packet *,
struct lease *, struct client_state *,
struct option_state *,
struct option_state *, struct binding_scope **,
unsigned *, int, unsigned, unsigned,
int, const char *));
int
store_options(int *ocount,
unsigned char *buffer, unsigned buflen, unsigned index,
struct packet *packet, struct lease *lease,
struct client_state *client_state,
struct option_state *in_options,
struct option_state *cfg_options,
struct binding_scope **scope,
unsigned *priority_list, int priority_len,
unsigned first_cutoff, int second_cutoff, int terminate,
const char *vuname);
int store_options6(char *, int, struct option_state *, struct packet *,
const int *, struct data_string *);
int format_has_text(const char *);