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fixup! Have dns_zt_apply lock the zone table

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Correct the change to include important locks.
Correct backport issue in statistics rendering fix.

Resolves: rhbz#2126912
This commit is contained in:
Petr Menšík 2023-02-27 14:34:02 +01:00
parent dc3f4d28ab
commit 889db13e6f
2 changed files with 31 additions and 6 deletions
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34
bind-9.16-rh2101712.patch
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@ -1,4 +1,4 @@
From 37ba012cf603f126f31ff7647d6ee4f6fe708e8f Mon Sep 17 00:00:00 2001 From b1871274cd2c97b63f3b90d608b7f8936d4ff3c5 Mon Sep 17 00:00:00 2001
From: Mark Andrews <marka@isc.org> From: Mark Andrews <marka@isc.org>
Date: Wed, 24 Aug 2022 12:21:50 +1000 Date: Wed, 24 Aug 2022 12:21:50 +1000
Subject: [PATCH] Have dns_zt_apply lock the zone table Subject: [PATCH] Have dns_zt_apply lock the zone table
@ -16,8 +16,8 @@ Modified upstream commit for v9_16
lib/dns/include/dns/zt.h | 3 ++- lib/dns/include/dns/zt.h | 3 ++-
lib/dns/tests/zt_test.c | 4 ++-- lib/dns/tests/zt_test.c | 4 ++--
lib/dns/view.c | 3 ++- lib/dns/view.c | 3 ++-
lib/dns/zt.c | 21 ++++++++++----------- lib/dns/zt.c | 29 ++++++++++++++++++-----------
6 files changed, 30 insertions(+), 25 deletions(-) 6 files changed, 38 insertions(+), 25 deletions(-)
diff --git a/bin/named/server.c b/bin/named/server.c diff --git a/bin/named/server.c b/bin/named/server.c
index 860ccae..c2a5887 100644 index 860ccae..c2a5887 100644
@ -130,7 +130,7 @@ index 8c7e40a..dcb0f18 100644
void void
diff --git a/lib/dns/zt.c b/lib/dns/zt.c diff --git a/lib/dns/zt.c b/lib/dns/zt.c
index 8ca9cd6..cb90950 100644 index 8ca9cd6..1bfc308 100644
--- a/lib/dns/zt.c --- a/lib/dns/zt.c
+++ b/lib/dns/zt.c +++ b/lib/dns/zt.c
@@ -223,7 +223,8 @@ flush(dns_zone_t *zone, void *uap) { @@ -223,7 +223,8 @@ flush(dns_zone_t *zone, void *uap) {
@ -189,6 +189,28 @@ index 8ca9cd6..cb90950 100644
isc_result_t (*action)(dns_zone_t *, void *), void *uap) { isc_result_t (*action)(dns_zone_t *, void *), void *uap) {
dns_rbtnode_t *node; dns_rbtnode_t *node;
dns_rbtnodechain_t chain; dns_rbtnodechain_t chain;
-- @@ -532,6 +531,10 @@ dns_zt_apply(dns_zt_t *zt, bool stop, isc_result_t *sub,
2.38.1 REQUIRE(VALID_ZT(zt));
REQUIRE(action != NULL);
+ if (lock != isc_rwlocktype_none) {
+ RWLOCK(&zt->rwlock, lock);
+ }
+
dns_rbtnodechain_init(&chain);
result = dns_rbtnodechain_first(&chain, zt->table, NULL, NULL);
if (result == ISC_R_NOTFOUND) {
@@ -568,6 +571,10 @@ cleanup:
*sub = tresult;
}
+ if (lock != isc_rwlocktype_none) {
+ RWUNLOCK(&zt->rwlock, lock);
+ }
+
return (result);
}
--
2.39.2

5
bind.spec
View File

@ -51,7 +51,7 @@ Summary: The Berkeley Internet Name Domain (BIND) DNS (Domain Name System) serv
Name: bind Name: bind
License: MPLv2.0 License: MPLv2.0
Version: 9.16.23 Version: 9.16.23
Release: 10%{?dist} Release: 11%{?dist}
Epoch: 32 Epoch: 32
Url: https://www.isc.org/downloads/bind/ Url: https://www.isc.org/downloads/bind/
# #
@ -1162,6 +1162,9 @@ fi;
%endif %endif
%changelog %changelog
* Mon Feb 27 2023 Petr Menšík <pemensik@redhat.com> - 32:9.16.23-11
- Correct backport issue in statistics rendering fix (#2126912)
* Sat Feb 25 2023 Petr Menšík <pemensik@redhat.com> - 32:9.16.23-10 * Sat Feb 25 2023 Petr Menšík <pemensik@redhat.com> - 32:9.16.23-10
- Handle subtle difference between upstream and rhel (CVE-2022-3094) - Handle subtle difference between upstream and rhel (CVE-2022-3094)