SUSE-SU-2019:0283-1: critical: Security update for LibVNCServer

[sle-updates at lists.suse.com]

   SUSE Security Update: Security update for LibVNCServer
______________________________________________________________________________

Announcement ID:    SUSE-SU-2019:0283-1
Rating:             critical
References:         #1123823 #1123828 #1123832 
Cross-References:   CVE-2018-20748 CVE-2018-20749 CVE-2018-20750
                   
Affected Products:
                    SUSE Linux Enterprise Workstation Extension 15
                    SUSE Linux Enterprise Module for Packagehub Subpackages 15
                    SUSE Linux Enterprise Module for Open Buildservice Development Tools 15
______________________________________________________________________________

   An update that fixes three vulnerabilities is now available.

Description:

   This update for LibVNCServer fixes the following issues:

   Security issues fixed:

   - CVE-2018-20749: Fixed a heap out of bounds write vulnerability in
     rfbserver.c (bsc#1123828)
   - CVE-2018-20750: Fixed a heap out of bounds write vulnerability in
     rfbserver.c (bsc#1123832)
   - CVE-2018-20748: Fixed multiple heap out-of-bound writes in VNC client
     code (bsc#1123823)


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:

      zypper in -t patch SUSE-SLE-Product-WE-15-2019-283=1

   - SUSE Linux Enterprise Module for Packagehub Subpackages 15:

      zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-2019-283=1

   - SUSE Linux Enterprise Module for Open Buildservice Development Tools 15:

      zypper in -t patch SUSE-SLE-Module-Development-Tools-OBS-15-2019-283=1



Package List:

   - SUSE Linux Enterprise Workstation Extension 15 (x86_64):

      LibVNCServer-debugsource-0.9.10-4.6.1
      libvncclient0-0.9.10-4.6.1
      libvncclient0-debuginfo-0.9.10-4.6.1

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

      LibVNCServer-debugsource-0.9.10-4.6.1
      libvncserver0-0.9.10-4.6.1
      libvncserver0-debuginfo-0.9.10-4.6.1

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

      LibVNCServer-debugsource-0.9.10-4.6.1
      LibVNCServer-devel-0.9.10-4.6.1
      libvncserver0-0.9.10-4.6.1
      libvncserver0-debuginfo-0.9.10-4.6.1


References:

   https://www.suse.com/security/cve/CVE-2018-20748.html
   https://www.suse.com/security/cve/CVE-2018-20749.html
   https://www.suse.com/security/cve/CVE-2018-20750.html
   https://bugzilla.suse.com/1123823
   https://bugzilla.suse.com/1123828
   https://bugzilla.suse.com/1123832