Backport patch from <https://gitlab.isc.org/isc-projects/bind9/
commit/e4cccf9668c7adee4724a7649ec64685f82c8677> to solve CVE-2020-8624.
Signed-off-by: Li Zhou <li.z...@windriver.com>
---
.../bind/bind/CVE-2020-8624.patch | 33 ++++++++++++++++++++++
meta/recipes-connectivity/bind/bind_9.11.19.bb | 1 +
2 files changed, 34 insertions(+)
create mode 100644 meta/recipes-connectivity/bind/bind/CVE-2020-8624.patch
diff --git a/meta/recipes-connectivity/bind/bind/CVE-2020-8624.patch
b/meta/recipes-connectivity/bind/bind/CVE-2020-8624.patch
new file mode 100644
index 0000000..9cffe35
--- /dev/null
+++ b/meta/recipes-connectivity/bind/bind/CVE-2020-8624.patch
@@ -0,0 +1,33 @@
+From a73c3d30de7fe98af9e4dc0e490f732a48412380 Mon Sep 17 00:00:00 2001
+From: Mark Andrews <ma...@isc.org>
+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 <li.z...@windriver.com>
+---
+ 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
+
diff --git a/meta/recipes-connectivity/bind/bind_9.11.19.bb
b/meta/recipes-connectivity/bind/bind_9.11.19.bb
index aed1a73..d4467b0 100644
--- a/meta/recipes-connectivity/bind/bind_9.11.19.bb
+++ b/meta/recipes-connectivity/bind/bind_9.11.19.bb
@@ -20,6 +20,7 @@ SRC_URI =
"https://ftp.isc.org/isc/bind9/${PV}/${BPN}-${PV}.tar.gz \
file://0001-avoid-start-failure-with-bind-user.patch \
file://CVE-2020-8622.patch \
file://CVE-2020-8623.patch \
+ file://CVE-2020-8624.patch \
"
SRC_URI[sha256sum] =
"0dee554a4caa368948b32da9a0c97b516c19103bc13ff5b3762c5d8552f52329"
--
1.9.1
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