SUSE Security Update: Security update for LibVNCServer
______________________________________________________________________________

Announcement ID:    SUSE-SU-2022:3990-1
Rating:             moderate
References:         #1203106 
Cross-References:   CVE-2020-29260
CVSS scores:
                    CVE-2020-29260 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-29260 (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 Enterprise Storage 7.1
                    SUSE Linux Enterprise Desktop 15-SP3
                    SUSE Linux Enterprise High Performance Computing 15-SP3
                    SUSE Linux Enterprise High Performance Computing 15-SP4
                    SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP3
                    SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP4
                    SUSE Linux Enterprise Server 15-SP3
                    SUSE Linux Enterprise Server 15-SP4
                    SUSE Linux Enterprise Server for SAP Applications 15-SP3
                    SUSE Linux Enterprise Server for SAP Applications 15-SP4
                    SUSE Linux Enterprise Workstation Extension 15-SP3
                    SUSE Manager Proxy 4.2
                    SUSE Manager Proxy 4.3
                    SUSE Manager Retail Branch Server 4.2
                    SUSE Manager Retail Branch Server 4.3
                    SUSE Manager Server 4.2
                    SUSE Manager Server 4.3
                    openSUSE Leap 15.3
                    openSUSE Leap 15.4
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for LibVNCServer fixes the following issues:

   - CVE-2020-29260: Fixed memory leakage via rfbClientCleanup()
     (bsc#1203106).


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:

   - openSUSE Leap 15.4:

      zypper in -t patch openSUSE-SLE-15.4-2022-3990=1

   - openSUSE Leap 15.3:

      zypper in -t patch openSUSE-SLE-15.3-2022-3990=1

   - SUSE Linux Enterprise Workstation Extension 15-SP3:

      zypper in -t patch SUSE-SLE-Product-WE-15-SP3-2022-3990=1

   - SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP4:

      zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP4-2022-3990=1

   - SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP3:

      zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP3-2022-3990=1



Package List:

   - openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64):

      libvncclient0-0.9.10-150000.4.29.1
      libvncclient0-debuginfo-0.9.10-150000.4.29.1
      libvncserver0-0.9.10-150000.4.29.1
      libvncserver0-debuginfo-0.9.10-150000.4.29.1

   - openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):

      LibVNCServer-debugsource-0.9.10-150000.4.29.1
      LibVNCServer-devel-0.9.10-150000.4.29.1
      libvncclient0-0.9.10-150000.4.29.1
      libvncclient0-debuginfo-0.9.10-150000.4.29.1
      libvncserver0-0.9.10-150000.4.29.1
      libvncserver0-debuginfo-0.9.10-150000.4.29.1

   - SUSE Linux Enterprise Workstation Extension 15-SP3 (x86_64):

      LibVNCServer-debugsource-0.9.10-150000.4.29.1
      libvncclient0-0.9.10-150000.4.29.1
      libvncclient0-debuginfo-0.9.10-150000.4.29.1
      libvncserver0-0.9.10-150000.4.29.1
      libvncserver0-debuginfo-0.9.10-150000.4.29.1

   - SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP4 (aarch64 ppc64le s390x x86_64):

      LibVNCServer-debugsource-0.9.10-150000.4.29.1
      libvncserver0-0.9.10-150000.4.29.1
      libvncserver0-debuginfo-0.9.10-150000.4.29.1

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

      LibVNCServer-debugsource-0.9.10-150000.4.29.1
      libvncserver0-0.9.10-150000.4.29.1
      libvncserver0-debuginfo-0.9.10-150000.4.29.1


References:

   https://www.suse.com/security/cve/CVE-2020-29260.html
   https://bugzilla.suse.com/1203106