SUSE-SU-2021:1826-1: important: Security update for bind

[sle-security-updates at lists.suse.com]

   SUSE Security Update: Security update for bind
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:1826-1
Rating:             important
References:         #1183453 #1185073 
Cross-References:   CVE-2021-25214 CVE-2021-25215
CVSS scores:
                    CVE-2021-25214 (NVD) : 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2021-25214 (SUSE): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2021-25215 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2021-25215 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:
                    SUSE Linux Enterprise Module for Server Applications 15-SP3
                    SUSE Linux Enterprise Module for Basesystem 15-SP3
______________________________________________________________________________

   An update that fixes two vulnerabilities is now available.

Description:

   This update for bind fixes the following issues:


   - CVE-2021-25214: Fixed a broken inbound incremental zone update (IXFR)
     which could have caused named to terminate unexpectedly (bsc#1185345).
   - CVE-2021-25215: Fixed an assertion check which could have failed while
     answering queries for DNAME records that required the DNAME to be
     processed to resolve itself (bsc#1185345).
   - Switched from /var/run to /run (bsc#1185073)
   - Hardening: Compiled binary with PIE flags to make it position independent


Patch Instructions:

   To install this SUSE Security Update use the SUSE recommended installation methods
   like YaST online_update or "zypper patch".

   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Module for Server Applications 15-SP3:

      zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP3-2021-1826=1

   - SUSE Linux Enterprise Module for Basesystem 15-SP3:

      zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-1826=1



Package List:

   - SUSE Linux Enterprise Module for Server Applications 15-SP3 (aarch64 ppc64le s390x x86_64):

      bind-9.16.6-22.7.1
      bind-chrootenv-9.16.6-22.7.1
      bind-debuginfo-9.16.6-22.7.1
      bind-debugsource-9.16.6-22.7.1

   - SUSE Linux Enterprise Module for Server Applications 15-SP3 (noarch):

      bind-doc-9.16.6-22.7.1

   - SUSE Linux Enterprise Module for Basesystem 15-SP3 (aarch64 ppc64le s390x x86_64):

      bind-debuginfo-9.16.6-22.7.1
      bind-debugsource-9.16.6-22.7.1
      bind-devel-9.16.6-22.7.1
      bind-utils-9.16.6-22.7.1
      bind-utils-debuginfo-9.16.6-22.7.1
      libbind9-1600-9.16.6-22.7.1
      libbind9-1600-debuginfo-9.16.6-22.7.1
      libdns1605-9.16.6-22.7.1
      libdns1605-debuginfo-9.16.6-22.7.1
      libirs-devel-9.16.6-22.7.1
      libirs1601-9.16.6-22.7.1
      libirs1601-debuginfo-9.16.6-22.7.1
      libisc1606-9.16.6-22.7.1
      libisc1606-debuginfo-9.16.6-22.7.1
      libisccc1600-9.16.6-22.7.1
      libisccc1600-debuginfo-9.16.6-22.7.1
      libisccfg1600-9.16.6-22.7.1
      libisccfg1600-debuginfo-9.16.6-22.7.1
      libns1604-9.16.6-22.7.1
      libns1604-debuginfo-9.16.6-22.7.1

   - SUSE Linux Enterprise Module for Basesystem 15-SP3 (noarch):

      python3-bind-9.16.6-22.7.1


References:

   https://www.suse.com/security/cve/CVE-2021-25214.html
   https://www.suse.com/security/cve/CVE-2021-25215.html
   https://bugzilla.suse.com/1183453
   https://bugzilla.suse.com/1185073