[sr-dev] git:master:1f2b5af4: auth_identity: safer condition not to overflow building date header

[Daniel-Constantin Mierla]

Module: kamailio
Branch: master
Commit: 1f2b5af4bb8f0dd562ef33589736c9ab4b48b7e1
URL: https://github.com/kamailio/kamailio/commit/1f2b5af4bb8f0dd562ef33589736c9ab4b48b7e1

Author: Daniel-Constantin Mierla <miconda at gmail.com>
Committer: Daniel-Constantin Mierla <miconda at gmail.com>
Date: 2016-11-02T13:54:39+01:00

auth_identity: safer condition not to overflow building date header

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Modified: modules/auth_identity/auth_hdrs.c

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Diff:  https://github.com/kamailio/kamailio/commit/1f2b5af4bb8f0dd562ef33589736c9ab4b48b7e1.diff
Patch: https://github.com/kamailio/kamailio/commit/1f2b5af4bb8f0dd562ef33589736c9ab4b48b7e1.patch

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diff --git a/modules/auth_identity/auth_hdrs.c b/modules/auth_identity/auth_hdrs.c
index 708366b..238c664 100644
--- a/modules/auth_identity/auth_hdrs.c
+++ b/modules/auth_identity/auth_hdrs.c
@@ -551,7 +551,7 @@ int append_date(str *sdate, int idatesize, time_t *tout, struct sip_msg *msg)
 	}
 
 	ilen=strftime(date_str, sizeof(date_str), AUTH_TIME_FORMAT, bd_time);
-	if (ilen > sizeof(date_hf) - strlen("Date: \r\n") || ilen==0) {
+	if (ilen >= sizeof(date_hf) - strlen("Date: \r\n.") || ilen==0) {
 		LOG(L_ERR, "AUTH_IDENTITY:append_date: unexpected time length\n");
 		return -3;
 	}