From a73c3d30de7fe98af9e4dc0e490f732a48412380 Mon Sep 17 00:00:00 2001 From: Mark Andrews Date: Wed, 29 Jul 2020 23:36:03 +1000 Subject: [PATCH] bind: Update-policy 'subdomain' was incorrectly treated as 'zonesub' resulting in names outside the specified subdomain having the wrong restrictions for the given key. Upstream-Status: Backport CVE: CVE-2020-8624 Signed-off-by: Li Zhou --- bin/named/zoneconf.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/bin/named/zoneconf.c b/bin/named/zoneconf.c index e237bdb..4898447 100644 --- a/bin/named/zoneconf.c +++ b/bin/named/zoneconf.c @@ -237,7 +237,8 @@ configure_zone_ssutable(const cfg_obj_t *zconfig, dns_zone_t *zone, str = cfg_obj_asstring(matchtype); CHECK(dns_ssu_mtypefromstring(str, &mtype)); - if (mtype == dns_ssumatchtype_subdomain) { + if (mtype == dns_ssumatchtype_subdomain && + strcasecmp(str, "zonesub") == 0) { usezone = true; } -- 1.9.1