svn commit: r253695 - stable/9/contrib/bind9/lib/dns/rdata/generic

[Xin LI]

Author: delphij
Date: Fri Jul 26 22:43:09 2013
New Revision: 253695
URL: http://svnweb.freebsd.org/changeset/base/253695

Log:
  Fix Denial of Service vulnerability in named(8). [13:07]
  
  Security:	CVE-2013-4854
  Security:	FreeBSD-SA-13:07.bind
  Approved by:	re (rodrigc)

Modified:
  stable/9/contrib/bind9/lib/dns/rdata/generic/keydata_65533.c

Modified: stable/9/contrib/bind9/lib/dns/rdata/generic/keydata_65533.c
==============================================================================
--- stable/9/contrib/bind9/lib/dns/rdata/generic/keydata_65533.c	Fri Jul 26 22:40:29 2013	(r253694)
+++ stable/9/contrib/bind9/lib/dns/rdata/generic/keydata_65533.c	Fri Jul 26 22:43:09 2013	(r253695)
@@ -176,7 +176,7 @@ fromwire_keydata(ARGS_FROMWIRE) {
 	UNUSED(options);
 
 	isc_buffer_activeregion(source, &sr);
-	if (sr.length < 4)
+	if (sr.length < 16)
 		return (ISC_R_UNEXPECTEDEND);
 
 	isc_buffer_forward(source, sr.length);