SUSE Security Update: Security update for libX11
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:1765-1
Rating:             moderate
References:         #1182506 
Cross-References:   CVE-2021-31535
Affected Products:
                    SUSE MicroOS 5.0
                    SUSE Linux Enterprise Module for Basesystem 15-SP3
                    SUSE Linux Enterprise Module for Basesystem 15-SP2
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for libX11 fixes the following issues:

   - CVE-2021-31535: Fixed missing request length checks in libX11
     (bsc#1182506).


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 MicroOS 5.0:

      zypper in -t patch SUSE-SUSE-MicroOS-5.0-2021-1765=1

   - SUSE Linux Enterprise Module for Basesystem 15-SP3:

      zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-1765=1

   - SUSE Linux Enterprise Module for Basesystem 15-SP2:

      zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2021-1765=1



Package List:

   - SUSE MicroOS 5.0 (aarch64 x86_64):

      libX11-6-1.6.5-3.18.1
      libX11-6-debuginfo-1.6.5-3.18.1
      libX11-debugsource-1.6.5-3.18.1
      libX11-xcb1-1.6.5-3.18.1
      libX11-xcb1-debuginfo-1.6.5-3.18.1

   - SUSE MicroOS 5.0 (noarch):

      libX11-data-1.6.5-3.18.1

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

      libX11-6-1.6.5-3.18.1
      libX11-6-debuginfo-1.6.5-3.18.1
      libX11-debugsource-1.6.5-3.18.1
      libX11-devel-1.6.5-3.18.1
      libX11-xcb1-1.6.5-3.18.1
      libX11-xcb1-debuginfo-1.6.5-3.18.1

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

      libX11-6-32bit-1.6.5-3.18.1
      libX11-6-32bit-debuginfo-1.6.5-3.18.1
      libX11-xcb1-32bit-1.6.5-3.18.1
      libX11-xcb1-32bit-debuginfo-1.6.5-3.18.1

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

      libX11-data-1.6.5-3.18.1

   - SUSE Linux Enterprise Module for Basesystem 15-SP2 (aarch64 ppc64le s390x
 x86_64):

      libX11-6-1.6.5-3.18.1
      libX11-6-debuginfo-1.6.5-3.18.1
      libX11-debugsource-1.6.5-3.18.1
      libX11-devel-1.6.5-3.18.1
      libX11-xcb1-1.6.5-3.18.1
      libX11-xcb1-debuginfo-1.6.5-3.18.1

   - SUSE Linux Enterprise Module for Basesystem 15-SP2 (x86_64):

      libX11-6-32bit-1.6.5-3.18.1
      libX11-6-32bit-debuginfo-1.6.5-3.18.1
      libX11-xcb1-32bit-1.6.5-3.18.1
      libX11-xcb1-32bit-debuginfo-1.6.5-3.18.1

   - SUSE Linux Enterprise Module for Basesystem 15-SP2 (noarch):

      libX11-data-1.6.5-3.18.1


References:

   https://www.suse.com/security/cve/CVE-2021-31535.html
   https://bugzilla.suse.com/1182506