nihilist/tor
1
0
Fork 0
mirror of https://gitlab.torproject.org/tpo/core/tor.git synced 2024-11-10 21:23:58 +01:00
Code Issues Packages Projects Releases Wiki Activity

Mention the expected length of the digests

Browse Source 
Some functions that use digest maps did not mention that the digests are
expected to have DIGEST_LEN bytes. This lead to buffer over-reads in the
past.
This commit is contained in:
cypherpunks 2015-12-09 13:07:35 +01:00 committed by Nick Mathewson
parent 3dcb7320cf
commit fbdd32ebe9
2 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/or/rendcache.c
View File

@ -321,9 +321,9 @@ rend_cache_failure_purge(void)
}
/** Lookup the rend failure cache using a relay identity digest in
* <b>identity</b> and service ID <b>service_id</b>. If found, the intro
* failure is set in <b>intro_entry</b> else it stays untouched. Return 1
* iff found else 0. */
* <b>identity</b> which has DIGEST_LEN bytes and service ID <b>service_id</b>
* which is a null-terminated string. If found, the intro failure is set in
* <b>intro_entry</b> else it stays untouched. Return 1 iff found else 0. */
STATIC int
cache_failure_intro_lookup(const uint8_t *identity, const char *service_id,
rend_cache_failure_intro_t **intro_entry)

6
src/or/routerlist.c
View File

@ -4034,9 +4034,9 @@ router_exit_policy_rejects_all(const routerinfo_t *router)
}
/** Create an directory server at <b>address</b>:<b>port</b>, with OR identity
* key <b>digest</b>. If <b>address</b> is NULL, add ourself. If
* <b>is_authority</b>, this is a directory authority. Return the new
* directory server entry on success or NULL on failure. */
* key <b>digest</b> which has DIGEST_LEN bytes. If <b>address</b> is NULL,
* add ourself. If <b>is_authority</b>, this is a directory authority. Return
* the new directory server entry on success or NULL on failure. */
static dir_server_t *
dir_server_new(int is_authority,
const char *nickname,