import bind-9.11.20-5.el8_3.1

SOURCES/bind-9.11-CVE-2020-8625.patch

@@ -0,0 +1,27 @@
+From 9f331a945071365ccc0cfba24241c4af6919af30 Mon Sep 17 00:00:00 2001
+From: Petr Mensik <pemensik@redhat.com>
+Date: Mon, 15 Feb 2021 12:18:14 +0100
+Subject: [PATCH] CVE-2020-8625
+
+5562.	[security]	Fix off-by-one bug in ISC SPNEGO implementation.
+			(CVE-2020-8625) [GL #2354]
+---
+ lib/dns/spnego.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/lib/dns/spnego.c b/lib/dns/spnego.c
+index dea108b..13cf15d 100644
+--- a/lib/dns/spnego.c
++++ b/lib/dns/spnego.c
+@@ -877,7 +877,7 @@ der_get_oid(const unsigned char *p, size_t len, oid *data, size_t *size) {
+ 		return (ASN1_OVERRUN);
+ 	}
+ 
+-	data->components = malloc(len * sizeof(*data->components));
++	data->components = malloc((len + 1) * sizeof(*data->components));
+ 	if (data->components == NULL) {
+ 		return (ENOMEM);
+ 	}
+-- 
+2.26.2
+

SPECS/bind.spec

@@ -65,7 +65,7 @@ Summary:  The Berkeley Internet Name Domain (BIND) DNS (Domain Name System) serv
 Name:     bind
 License:  MPLv2.0
 Version:  9.11.20
-Release:  5%{?PATCHVER:.%{PATCHVER}}%{?PREVER:.%{PREVER}}%{?dist}
+Release:  5%{?PATCHVER:.%{PATCHVER}}%{?PREVER:.%{PREVER}}%{?dist}.1
 Epoch:    32
 Url:      http://www.isc.org/products/BIND/
 #
@@ -163,6 +163,7 @@ Patch181:bind-9.11-CVE-2020-8623.patch
 # https://gitlab.isc.org/isc-projects/bind9/commit/8e919cf6e47c4f52612069ac0868f8caa5089e74
 Patch182:bind-9.11-CVE-2020-8624.patch
 Patch183:bind-9.11-CVE-2020-8624-test.patch
+Patch184:bind-9.11-CVE-2020-8625.patch
 
 # SDB patches
 Patch11: bind-9.3.2b2-sdbsrc.patch
@@ -526,6 +527,7 @@ are used for building ISC DHCP.
 %patch181 -p1 -b .CVE-2020-8623
 %patch182 -p1 -b .CVE-2020-8624
 %patch183 -p1 -b .CVE-2020-8624-test
+%patch184 -p1 -b .CVE-2020-8625
 
 mkdir lib/dns/tests/testdata/dstrandom
 cp -a %{SOURCE50} lib/dns/tests/testdata/dstrandom/random.data
@@ -1534,6 +1536,9 @@ rm -rf ${RPM_BUILD_ROOT}
 
 
 %changelog
+* Mon Feb 15 2021 Petr Menšík <pemensik@redhat.com> - 32:9.11.20-5.1
+- Fix off-by-one bug in ISC SPNEGO implementation (CVE-2020-8625)
+
 * Tue Aug 18 2020 Petr Menšík <pemensik@redhat.com> - 32:9.11.20-5
 - Fix tsig-request verify (CVE-2020-8622)
 - Prevent PKCS11 daemon crash on crafted packet (CVE-2020-8623)