SUSE Security Update: Security update for bind
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:3657-1
Rating:             important
References:         #1192146 
Cross-References:   CVE-2021-25219
CVSS scores:
                    CVE-2021-25219 (NVD) : 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
                    CVE-2021-25219 (SUSE): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected Products:
                    SUSE Linux Enterprise Software Development Kit 12-SP5
                    SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for bind fixes the following issues:

   - CVE-2021-25219: Fixed lame cache that could have been abused to severely
     degrade resolver performance (bsc#1192146).


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 Software Development Kit 12-SP5:

      zypper in -t patch SUSE-SLE-SDK-12-SP5-2021-3657=1

   - SUSE Linux Enterprise Server 12-SP5:

      zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-3657=1



Package List:

   - SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le s390x x86_64):

      bind-debuginfo-9.11.22-3.37.1
      bind-debugsource-9.11.22-3.37.1
      bind-devel-9.11.22-3.37.1

   - SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):

      bind-9.11.22-3.37.1
      bind-chrootenv-9.11.22-3.37.1
      bind-debuginfo-9.11.22-3.37.1
      bind-debugsource-9.11.22-3.37.1
      bind-utils-9.11.22-3.37.1
      bind-utils-debuginfo-9.11.22-3.37.1
      libbind9-161-9.11.22-3.37.1
      libbind9-161-debuginfo-9.11.22-3.37.1
      libdns1110-9.11.22-3.37.1
      libdns1110-debuginfo-9.11.22-3.37.1
      libirs161-9.11.22-3.37.1
      libirs161-debuginfo-9.11.22-3.37.1
      libisc1107-9.11.22-3.37.1
      libisc1107-debuginfo-9.11.22-3.37.1
      libisccc161-9.11.22-3.37.1
      libisccc161-debuginfo-9.11.22-3.37.1
      libisccfg163-9.11.22-3.37.1
      libisccfg163-debuginfo-9.11.22-3.37.1
      liblwres161-9.11.22-3.37.1
      liblwres161-debuginfo-9.11.22-3.37.1

   - SUSE Linux Enterprise Server 12-SP5 (s390x x86_64):

      libisc1107-32bit-9.11.22-3.37.1
      libisc1107-debuginfo-32bit-9.11.22-3.37.1

   - SUSE Linux Enterprise Server 12-SP5 (noarch):

      bind-doc-9.11.22-3.37.1
      python-bind-9.11.22-3.37.1


References:

   https://www.suse.com/security/cve/CVE-2021-25219.html
   https://bugzilla.suse.com/1192146