SUSE Security Update: Security update for LibVNCServer
______________________________________________________________________________

Announcement ID:    SUSE-SU-2020:3515-1
Rating:             important
References:         #1178682 
Cross-References:   CVE-2020-25708
Affected Products:
                    SUSE Linux Enterprise Workstation Extension 15-SP2
                    SUSE Linux Enterprise Workstation Extension 15-SP1
                    SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP2
                    SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP1
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for LibVNCServer fixes the following issues:

   - CVE-2020-25708 [bsc#1178682], libvncserver/rfbserver.c has a divide by
     zero which could result in DoS


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-SP2-2020-3515=1

   - SUSE Linux Enterprise Workstation Extension 15-SP1:

      zypper in -t patch SUSE-SLE-Product-WE-15-SP1-2020-3515=1

   - SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP2:

      zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP2-2020-3515=1

   - SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP1:

      zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP1-2020-3515=1



Package List:

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

      LibVNCServer-debugsource-0.9.10-4.25.1
      libvncclient0-0.9.10-4.25.1
      libvncclient0-debuginfo-0.9.10-4.25.1
      libvncserver0-0.9.10-4.25.1
      libvncserver0-debuginfo-0.9.10-4.25.1

   - SUSE Linux Enterprise Workstation Extension 15-SP1 (x86_64):

      LibVNCServer-debugsource-0.9.10-4.25.1
      libvncclient0-0.9.10-4.25.1
      libvncclient0-debuginfo-0.9.10-4.25.1

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

      LibVNCServer-debugsource-0.9.10-4.25.1
      libvncserver0-0.9.10-4.25.1
      libvncserver0-debuginfo-0.9.10-4.25.1

   - SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP1 (aarch64 ppc64le s390x x86_64):

      LibVNCServer-debugsource-0.9.10-4.25.1
      libvncserver0-0.9.10-4.25.1
      libvncserver0-debuginfo-0.9.10-4.25.1


References:

   https://www.suse.com/security/cve/CVE-2020-25708.html
   https://bugzilla.suse.com/1178682

SUSE: 2020:3515-1 important: LibVNCServer

November 25, 2020
An update that fixes one vulnerability is now available

Summary

This update for LibVNCServer fixes the following issues: - CVE-2020-25708 [bsc#1178682], libvncserver/rfbserver.c has a divide by zero which could result in DoS 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-SP2-2020-3515=1 - SUSE Linux Enterprise Workstation Extension 15-SP1: zypper in -t patch SUSE-SLE-Product-WE-15-SP1-2020-3515=1 - SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP2: zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP2-2020-3515=1 - SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP1: zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP1-2020-3515=1 Package List: - SUSE Linux Enterprise Workstation Extension 15-SP2 (x86_64): LibVNCServer-debugsource-0.9.10-4.25.1 libvncclient0-0.9.10-4.25.1 libvncclient0-debuginfo-0.9.10-4.25.1 libvncserver0-0.9.10-4.25.1 libvncserver0-debuginfo-0.9.10-4.25.1 - SUSE Linux Enterprise Workstation Extension 15-SP1 (x86_64): LibVNCServer-debugsource-0.9.10-4.25.1 libvncclient0-0.9.10-4.25.1 libvncclient0-debuginfo-0.9.10-4.25.1 - SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP2 (aarch64 ppc64le s390x x86_64): LibVNCServer-debugsource-0.9.10-4.25.1 libvncserver0-0.9.10-4.25.1 libvncserver0-debuginfo-0.9.10-4.25.1 - SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP1 (aarch64 ppc64le s390x x86_64): LibVNCServer-debugsource-0.9.10-4.25.1 libvncserver0-0.9.10-4.25.1 libvncserver0-debuginfo-0.9.10-4.25.1

References

#1178682

Cross- CVE-2020-25708

Affected Products:

SUSE Linux Enterprise Workstation Extension 15-SP2

SUSE Linux Enterprise Workstation Extension 15-SP1

SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP2

SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP1

https://www.suse.com/security/cve/CVE-2020-25708.html

https://bugzilla.suse.com/1178682

Severity
Announcement ID: SUSE-SU-2020:3515-1
Rating: important

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