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bind: bump to 9.20.23

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Resolves several security issues:

- CVE-2026-3592: Limit resolver server list size.
- CVE-2026-3039: Fix GSS-API resource leak.
- CVE-2026-5950: Avoid unbounded recursion loop.
- CVE-2026-5947: Fix crash in resolver when SIG(0)-signed responses are
  received under load.
- CVE-2026-3593: Add system test for HTTP/2 SETTINGS frame flood.
- CVE-2026-5946: Disable recursion, UPDATE, and NOTIFY for non-IN views.

Complete list of changes is available upstream at
https://ftp.isc.org/isc/bind9/9.20.23/doc/arm/html/changelog.html

Signed-off-by: Noah Meyerhans <frodo@morgul.net>
(cherry picked from commit ea421564d3)
This commit is contained in:
Noah Meyerhans
2026-05-25 11:09:01 -04:00
parent 200ea1e477
commit 0c8f5f2ed9
4 changed files with 10 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files
net/bind/Makefile
+2 -2
View File
@@ -9,7 +9,7 @@
include $(TOPDIR)/rules.mk
PKG_NAME:=bind
PKG_VERSION:=9.20.21
PKG_VERSION:=9.20.23
PKG_RELEASE:=1
USERID:=bind=57:bind=57
@@ -22,7 +22,7 @@ PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
PKG_SOURCE_URL:= \
https://www.mirrorservice.org/sites/ftp.isc.org/isc/bind9/$(PKG_VERSION) \
https://ftp.isc.org/isc/bind9/$(PKG_VERSION)
PKG_HASH:=15e1b5a227d2890f7c4e823a6ea018de70ee2f3a0e859cbff3d82aad8590de03
PKG_HASH:=5d4475aed3f9e500ef554b2b14d972bdb83d33de214a9b3be92918ea46908371
PKG_FIXUP:=autoreconf
PKG_REMOVE_FILES:=aclocal.m4 libtool.m4
net/bind/patches/fix-usr-allow-rndc-addzone#1.patch
+6 -6
View File
@@ -13,15 +13,15 @@ restore the automatic zone to the view.
--- a/bin/named/server.c
+++ b/bin/named/server.c
@@ -13931,6 +13931,7 @@ do_addzone(named_server_t *server, ns_cf
@@ -13919,6 +13919,7 @@ do_addzone(named_server_t *server, ns_cf
bool redirect, isc_buffer_t **text) {
isc_result_t result, tresult;
dns_zone_t *zone = NULL;
+ dns_zone_t *oldzone = NULL;
bool locked = false;
#ifndef HAVE_LMDB
FILE *fp = NULL;
bool cleanup_config = false;
@@ -13949,7 +13950,13 @@ do_addzone(named_server_t *server, ns_cf
@@ -13937,7 +13938,13 @@ do_addzone(named_server_t *server, ns_cf
} else {
result = dns_view_findzone(view, name, DNS_ZTFIND_EXACT, &zone);
if (result == ISC_R_SUCCESS) {
@@ -36,7 +36,7 @@ restore the automatic zone to the view.
}
}
if (result != ISC_R_NOTFOUND) {
@@ -13958,6 +13965,10 @@ do_addzone(named_server_t *server, ns_cf
@@ -13946,6 +13953,10 @@ do_addzone(named_server_t *server, ns_cf
isc_loopmgr_pause(named_g_loopmgr);
@@ -47,7 +47,7 @@ restore the automatic zone to the view.
#ifndef HAVE_LMDB
/*
* Make sure we can open the configuration save file
@@ -14062,6 +14073,11 @@ do_addzone(named_server_t *server, ns_cf
@@ -14050,6 +14061,11 @@ do_addzone(named_server_t *server, ns_cf
/* Remove the zone from the zone table */
dns_view_delzone(view, zone);
goto cleanup;
@@ -59,7 +59,7 @@ restore the automatic zone to the view.
}
/* Flag the zone as having been added at runtime */
@@ -14078,6 +14094,22 @@ do_addzone(named_server_t *server, ns_cf
@@ -14066,6 +14082,22 @@ do_addzone(named_server_t *server, ns_cf
cleanup:
net/bind/patches/fix-usr-allow-rndc-addzone#2.patch
+1 -1
View File
@@ -85,7 +85,7 @@ Subject: [PATCH 2/4] Check if adding new zone can replace an automatic empty
+};
--- a/bin/tests/system/addzone/tests.sh
+++ b/bin/tests/system/addzone/tests.sh
@@ -68,6 +68,35 @@ n=$((n + 1))
@@ -88,6 +88,35 @@ n=$((n + 1))
if [ $ret != 0 ]; then echo_i "failed"; fi
status=$((status + ret))
net/bind/patches/fix-usr-allow-rndc-addzone#4.patch
+1 -1
View File
@@ -10,7 +10,7 @@ Subject: [PATCH 4/4] fixup! Check if adding new zone can replace an automatic
--- a/bin/tests/system/addzone/tests.sh
+++ b/bin/tests/system/addzone/tests.sh
@@ -84,6 +84,23 @@ n=$((n + 1))
@@ -104,6 +104,23 @@ n=$((n + 1))
if [ $ret != 0 ]; then echo_i "failed"; fi
status=$((status + ret))