diff -up bind-9.9.4/lib/dns/tkey.c.CVE-2015-5477 bind-9.9.4/lib/dns/tkey.c

--- bind-9.9.4/lib/dns/tkey.c.CVE-2015-5477	2015-07-27 22:36:02.318505839 +0200

+++ bind-9.9.4/lib/dns/tkey.c	2015-07-27 22:36:39.764698712 +0200

@@ -650,6 +650,7 @@ dns_tkey_processquery(dns_message_t *msg

 		 * Try the answer section, since that's where Win2000

 		 * puts it.

 		 */

+		name = NULL;

 		if (dns_message_findname(msg, DNS_SECTION_ANSWER, qname,

 					 dns_rdatatype_tkey, 0, &name,

 					 &tkeyset) != ISC_R_SUCCESS) {