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| author | Corey Edwards <tensai@zmonkey.org> | 2015-05-19 12:01:36 -0600 |
|---|---|---|
| committer | Corey Edwards <tensai@zmonkey.org> | 2015-05-20 09:00:30 -0500 |
| commit | 17d6ede337439fe84e4f9efa7b65eb4ceaace0c1 (patch) | |
| tree | 4364aa316ef8a272c0bae108c69dfdb03e5d4974 | |
| parent | f9114179e6bc727cd9fe593d50313c19b6e63492 (diff) | |
main/sdp_srtp.c: allow SDP crypto tag to be up to 9 digits
ASTERISK-24887 #close
Reported by: Makoto Dei
Tested by: tensai
Change-Id: I6a96f572adb17f76b3acafe503a01c48eb5dd9bf
| -rw-r--r-- | main/sdp_srtp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/main/sdp_srtp.c b/main/sdp_srtp.c index fee3fea56..2c49fd240 100644 --- a/main/sdp_srtp.c +++ b/main/sdp_srtp.c @@ -238,7 +238,8 @@ int ast_sdp_crypto_process(struct ast_rtp_instance *rtp, struct ast_sdp_srtp *sr return -1; } - if (sscanf(tag, "%30d", &crypto->tag) != 1 || crypto->tag <= 0 || crypto->tag > 9) { + /* RFC4568 9.1 - tag is 1-9 digits, greater than zero */ + if (sscanf(tag, "%30d", &crypto->tag) != 1 || crypto->tag <= 0 || crypto->tag > 999999999) { ast_log(LOG_WARNING, "Unacceptable a=crypto tag: %s\n", tag); return -1; } |