2 files changed, 14 insertions, 1 deletions

diff --git a/CHANGES b/CHANGES
index e8d75ea9d348..b45be6dabc69 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,10 @@
+	--- 9.9.6-P2 released ---
+
+4053.	[security]	Revoking a managed trust anchor and supplying
+			an untrusted replacement could cause named
+			to crash with an assertion failure.
+			(CVE-2015-1349) [RT #38344]
+
 	--- 9.9.6-P1 released ---
 
 4006.	[security]	A flaw in delegation handling could be exploited
diff --git a/lib/dns/zone.c b/lib/dns/zone.c
index 7a9825bd96b0..5db28449b8f7 100644
--- a/lib/dns/zone.c
+++ b/lib/dns/zone.c
@@ -8508,6 +8508,12 @@ keyfetch_done(isc_task_t *task, isc_event_t *event) {
 					     namebuf, tag);
 				trustkey = ISC_TRUE;
 			}
+		} else {
+			/*
+			 * No previously known key, and the key is not
+			 * secure, so skip it.
+			 */
+			continue;
 		}
 
 		/* Delete old version */
@@ -8556,7 +8562,7 @@ keyfetch_done(isc_task_t *task, isc_event_t *event) {
 			trust_key(zone, keyname, &dnskey, mctx);
 		}
 
-		if (!deletekey) {
+		if (secure && !deletekey) {
 			INSIST(newkey || updatekey);
 			set_refreshkeytimer(zone, &keydata, now);
 		}