From: Tobias Brunner <tobias@strongswan.org>
Date: Tue, 1 Jul 2014 10:26:15 +0000 (+0200)
Subject: pts: Use memchr(3) instead of strchr(3) to extract hash algorithm name
X-Git-Tag: 5.2.0~20
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=530d87be1bec8514507782e045cef064e248a916;p=thirdparty%2Fstrongswan.git

pts: Use memchr(3) instead of strchr(3) to extract hash algorithm name

The string read with read(2) might not be null terminated.
---

diff --git a/src/libpts/pts/pts_ima_event_list.c b/src/libpts/pts/pts_ima_event_list.c
index a237451ca5..9959fb3b38 100644
--- a/src/libpts/pts/pts_ima_event_list.c
+++ b/src/libpts/pts/pts_ima_event_list.c
@@ -252,7 +252,7 @@ pts_ima_event_list_t* pts_ima_event_list_create(char *file)
 			}
 
 			/* extract the hash algorithm name */
-			pos = strchr(algo_digest, '\0');
+			pos = memchr(algo_digest, '\0', algo_digest_len);
 			if (!pos)
 			{
 				error = "no algo field";