From: Yang Tse <yangsita@gmail.com>
Date: Sat, 10 Oct 2009 12:31:27 +0000 (+0000)
Subject: Fix potential out-of-bounds read
X-Git-Tag: curl-7_19_7~84
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4d9279cb3b88e243d304fa9687fcc1cb146a1dcc;p=thirdparty%2Fcurl.git

Fix potential out-of-bounds read
---

diff --git a/ares/bitncmp.c b/ares/bitncmp.c
index b9077baccc..30891861f5 100644
--- a/ares/bitncmp.c
+++ b/ares/bitncmp.c
@@ -41,7 +41,7 @@ ares_bitncmp(const void *l, const void *r, int n) {
 
 	b = n / 8;
 	x = memcmp(l, r, b);
-	if (x)
+	if (x || (n % 8) == 0)
 		return (x);
 
 	lb = ((const unsigned char *)l)[b];