Security update for bind

Announcement ID: SUSE-SU-2021:1826-1
Rating: important
References:
Cross-References:
CVSS scores:
  • 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-2021-25214 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2021-25215 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/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
Affected Products:
  • Basesystem Module 15-SP3
  • openSUSE Leap 15.3
  • Server Applications Module 15-SP3
  • SUSE Linux Enterprise Desktop 15 SP3
  • SUSE Linux Enterprise High Performance Computing 15 SP3
  • SUSE Linux Enterprise Real Time 15 SP3
  • SUSE Linux Enterprise Server 15 SP3
  • SUSE Linux Enterprise Server 15 SP3 Business Critical Linux 15-SP3
  • SUSE Linux Enterprise Server for SAP Applications 15 SP3
  • SUSE Manager Proxy 4.2
  • SUSE Manager Retail Branch Server 4.2
  • SUSE Manager Server 4.2

An update that solves two vulnerabilities can now be installed.

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 update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  • openSUSE Leap 15.3
    zypper in -t patch SUSE-2021-1826=1
  • Basesystem Module 15-SP3
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-1826=1
  • Server Applications Module 15-SP3
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP3-2021-1826=1

Package List:

  • openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64 i586)
    • libisccc1600-9.16.6-22.7.1
    • bind-devel-9.16.6-22.7.1
    • libdns1605-debuginfo-9.16.6-22.7.1
    • bind-chrootenv-9.16.6-22.7.1
    • libisc1606-debuginfo-9.16.6-22.7.1
    • libisccfg1600-debuginfo-9.16.6-22.7.1
    • bind-utils-9.16.6-22.7.1
    • libdns1605-9.16.6-22.7.1
    • libirs-devel-9.16.6-22.7.1
    • bind-debugsource-9.16.6-22.7.1
    • libirs1601-9.16.6-22.7.1
    • libisc1606-9.16.6-22.7.1
    • libns1604-debuginfo-9.16.6-22.7.1
    • libirs1601-debuginfo-9.16.6-22.7.1
    • libisccfg1600-9.16.6-22.7.1
    • bind-debuginfo-9.16.6-22.7.1
    • bind-utils-debuginfo-9.16.6-22.7.1
    • libbind9-1600-debuginfo-9.16.6-22.7.1
    • libns1604-9.16.6-22.7.1
    • libisccc1600-debuginfo-9.16.6-22.7.1
    • bind-9.16.6-22.7.1
    • libbind9-1600-9.16.6-22.7.1
  • openSUSE Leap 15.3 (noarch)
    • bind-doc-9.16.6-22.7.1
    • python3-bind-9.16.6-22.7.1
  • Basesystem Module 15-SP3 (aarch64 ppc64le s390x x86_64)
    • libisccc1600-9.16.6-22.7.1
    • bind-debugsource-9.16.6-22.7.1
    • libirs1601-9.16.6-22.7.1
    • bind-devel-9.16.6-22.7.1
    • libisc1606-9.16.6-22.7.1
    • libisc1606-debuginfo-9.16.6-22.7.1
    • libdns1605-debuginfo-9.16.6-22.7.1
    • libisccfg1600-debuginfo-9.16.6-22.7.1
    • libbind9-1600-debuginfo-9.16.6-22.7.1
    • libirs1601-debuginfo-9.16.6-22.7.1
    • bind-utils-9.16.6-22.7.1
    • libisccc1600-debuginfo-9.16.6-22.7.1
    • libns1604-9.16.6-22.7.1
    • libisccfg1600-9.16.6-22.7.1
    • libns1604-debuginfo-9.16.6-22.7.1
    • bind-debuginfo-9.16.6-22.7.1
    • bind-utils-debuginfo-9.16.6-22.7.1
    • libdns1605-9.16.6-22.7.1
    • libbind9-1600-9.16.6-22.7.1
    • libirs-devel-9.16.6-22.7.1
  • Basesystem Module 15-SP3 (noarch)
    • python3-bind-9.16.6-22.7.1
  • Server Applications Module 15-SP3 (aarch64 ppc64le s390x x86_64)
    • bind-debugsource-9.16.6-22.7.1
    • bind-debuginfo-9.16.6-22.7.1
    • bind-9.16.6-22.7.1
    • bind-chrootenv-9.16.6-22.7.1
  • Server Applications Module 15-SP3 (noarch)
    • bind-doc-9.16.6-22.7.1

References: