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From cdb44bbabefa96fceb9bca540f5112493756d593 Mon Sep 17 00:00:00 2001
From: Sona Sarmadi <sona.sarmadi@enea.com>
Date: Wed, 27 Sep 2017 09:45:10 +0200
Subject: [PATCH] Dns64 with break-dnssec yes; can result in a assertion
failure.
From 764240ca07ab1b796226d5402ccd9fbfa77ec32a Mon Sep 17 00:00:00 2001
From: Mark Andrews <marka@isc.org>
Date: Wed, 15 Feb 2017 12:18:51 +1100
(cherry picked from commit 3bce12e4b6d37f570ffc7747b499f8b90e8521ac)
CVE: CVE-2017-3136
Upstream-Status: Backport [backport from remotes/origin/v9_10]
Signed-off-by: Sona Sarmadi <sona.sarmadi@enea.com>
---
CHANGES | 3 +++
bin/named/query.c | 1 +
2 files changed, 4 insertions(+)
diff --git a/CHANGES b/CHANGES
index ec11967..ba27df0 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,6 @@
+4575. [security] Dns64 with break-dnssec yes; can result in a
+ assertion failure. (CVE-2017-3136) [RT #44653]
+
4517. [security] Named could mishandle authority sections that were
missing RRSIGs triggering an assertion failure.
(CVE-2016-9444) [RT # 43632]
diff --git a/bin/named/query.c b/bin/named/query.c
index 1398776..48822ff 100644
--- a/bin/named/query.c
+++ b/bin/named/query.c
@@ -8149,6 +8149,7 @@ query_find(ns_client_t *client, dns_fetchevent_t *event, dns_rdatatype_t qtype)
result = query_dns64(client, &fname, rdataset,
sigrdataset, dbuf,
DNS_SECTION_ANSWER);
+ noqname = NULL;
dns_rdataset_disassociate(rdataset);
dns_message_puttemprdataset(client->message, &rdataset);
if (result == ISC_R_NOMORE) {
--
1.9.1
|
