SUSE-SU-2015:2088-2: moderate: Security update for LibVNCServer

[sle-security-updates at lists.suse.com]

   SUSE Security Update: Security update for LibVNCServer
______________________________________________________________________________

Announcement ID:    SUSE-SU-2015:2088-2
Rating:             moderate
References:         #854151 #897031 
Cross-References:   CVE-2014-6051 CVE-2014-6052 CVE-2014-6053
                    CVE-2014-6054 CVE-2014-6055
Affected Products:
                    SUSE Linux Enterprise Software Development Kit 12-SP1
                    SUSE Linux Enterprise Server 12-SP1
______________________________________________________________________________

   An update that fixes 5 vulnerabilities is now available.

Description:

   The LibVNCServer package was updated to fix the following security issues:

   - bsc#897031: fix several security issues:
     * CVE-2014-6051: Integer overflow in MallocFrameBuffer() on client side.
     * CVE-2014-6052: Lack of malloc() return value checking on client side.
     * CVE-2014-6053: Server crash on a very large ClientCutText message.
     * CVE-2014-6054: Server crash when scaling factor is set to zero.
     * CVE-2014-6055: Multiple stack overflows in File Transfer feature.
   - bsc#854151: Restrict the SSL cipher suite.


Patch Instructions:

   To install this SUSE Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Software Development Kit 12-SP1:

      zypper in -t patch SUSE-SLE-SDK-12-SP1-2015-890=1

   - SUSE Linux Enterprise Server 12-SP1:

      zypper in -t patch SUSE-SLE-SERVER-12-SP1-2015-890=1

   To bring your system up-to-date, use "zypper patch".


Package List:

   - SUSE Linux Enterprise Software Development Kit 12-SP1 (ppc64le s390x x86_64):

      LibVNCServer-debugsource-0.9.9-16.1
      LibVNCServer-devel-0.9.9-16.1

   - SUSE Linux Enterprise Server 12-SP1 (ppc64le s390x x86_64):

      LibVNCServer-debugsource-0.9.9-16.1
      libvncclient0-0.9.9-16.1
      libvncclient0-debuginfo-0.9.9-16.1
      libvncserver0-0.9.9-16.1
      libvncserver0-debuginfo-0.9.9-16.1


References:

   https://www.suse.com/security/cve/CVE-2014-6051.html
   https://www.suse.com/security/cve/CVE-2014-6052.html
   https://www.suse.com/security/cve/CVE-2014-6053.html
   https://www.suse.com/security/cve/CVE-2014-6054.html
   https://www.suse.com/security/cve/CVE-2014-6055.html
   https://bugzilla.suse.com/854151
   https://bugzilla.suse.com/897031