From: Alan T. DeKok <aland@freeradius.org>
Date: Mon, 10 Sep 2012 06:20:13 +0000 (+0200)
Subject: Fix CVE-2012-3547.  Found by Timo Warns.
X-Git-Tag: release_3_0_0_beta1~1720
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6f23e66b4755350248f8dd2b56ee71bb9643448c;p=thirdparty%2Ffreeradius-server.git

Fix CVE-2012-3547.  Found by Timo Warns.
---

diff --git a/src/main/tls.c b/src/main/tls.c
index beb48216b7f..ab061bc9a72 100644
--- a/src/main/tls.c
+++ b/src/main/tls.c
@@ -1380,7 +1380,7 @@ int cbtls_verify(int ok, X509_STORE_CTX *ctx)
 	buf[0] = '\0';
 	asn_time = X509_get_notAfter(client_cert);
 	if (identity && (lookup <= 1) && asn_time &&
-	    (asn_time->length < MAX_STRING_LEN)) {
+	    (asn_time->length < sizeof(buf))) {
 		memcpy(buf, (char*) asn_time->data, asn_time->length);
 		buf[asn_time->length] = '\0';
 		pairadd(certs,