SUSE Security Update: Security update for xorg-x11-server
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Announcement ID:    SUSE-SU-2020:3588-1
Rating:             important
References:         #1174908 #1177596 
Cross-References:   CVE-2020-14360 CVE-2020-25712
Affected Products:
                    SUSE Linux Enterprise Workstation Extension 15-SP2
                    SUSE Linux Enterprise Module for Development Tools 15-SP2
                    SUSE Linux Enterprise Module for Basesystem 15-SP2
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   An update that fixes two vulnerabilities is now available.

Description:

   This update for xorg-x11-server fixes the following issues:

   - CVE-2020-25712: Fixed a heap-based buffer overflow which could have led
     to privilege escalation (bsc#1177596).
   - CVE-2020-14360: Fixed an out of bounds memory accesses on too short
     request which could lead to denial of service (bsc#1174908).


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 Workstation Extension 15-SP2:

      zypper in -t patch SUSE-SLE-Product-WE-15-SP2-2020-3588=1

   - SUSE Linux Enterprise Module for Development Tools 15-SP2:

      zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP2-2020-3588=1

   - SUSE Linux Enterprise Module for Basesystem 15-SP2:

      zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2020-3588=1



Package List:

   - SUSE Linux Enterprise Workstation Extension 15-SP2 (x86_64):

      xorg-x11-server-debuginfo-1.20.3-22.5.16.1
      xorg-x11-server-debugsource-1.20.3-22.5.16.1
      xorg-x11-server-wayland-1.20.3-22.5.16.1
      xorg-x11-server-wayland-debuginfo-1.20.3-22.5.16.1

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

      xorg-x11-server-debuginfo-1.20.3-22.5.16.1
      xorg-x11-server-debugsource-1.20.3-22.5.16.1
      xorg-x11-server-sdk-1.20.3-22.5.16.1

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

      xorg-x11-server-1.20.3-22.5.16.1
      xorg-x11-server-debuginfo-1.20.3-22.5.16.1
      xorg-x11-server-debugsource-1.20.3-22.5.16.1
      xorg-x11-server-extra-1.20.3-22.5.16.1
      xorg-x11-server-extra-debuginfo-1.20.3-22.5.16.1


References:

   https://www.suse.com/security/cve/CVE-2020-14360.html
   https://www.suse.com/security/cve/CVE-2020-25712.html
   https://bugzilla.suse.com/1174908
   https://bugzilla.suse.com/1177596