Security update for LibVNCServer

Announcement ID:	SUSE-SU-2015:2088-1
Rating:	moderate
References:	bsc#854151 bsc#897031
Cross-References:	CVE-2014-6051 CVE-2014-6052 CVE-2014-6053 CVE-2014-6054 CVE-2014-6055
CVSS scores:
Affected Products:	SUSE Linux Enterprise Desktop 12 SUSE Linux Enterprise Desktop 12 SP1 SUSE Linux Enterprise Server 12 SUSE Linux Enterprise Server 12 SP1 SUSE Linux Enterprise Server for SAP Applications 12 SUSE Linux Enterprise Server for SAP Applications 12 SP1 SUSE Linux Enterprise Software Development Kit 12 SUSE Linux Enterprise Software Development Kit 12 SP1

An update that solves five vulnerabilities can now be installed.

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 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 Desktop 12
  zypper in -t patch SUSE-SLE-DESKTOP-12-2015-890=1
• SUSE Linux Enterprise Software Development Kit 12
  zypper in -t patch SUSE-SLE-SDK-12-2015-890=1
• SUSE Linux Enterprise Server 12
  zypper in -t patch SUSE-SLE-SERVER-12-2015-890=1
• SUSE Linux Enterprise Server for SAP Applications 12
  zypper in -t patch SUSE-SLE-SERVER-12-2015-890=1
• SUSE Linux Enterprise Software Development Kit 12 SP1
  zypper in -t patch SUSE-SLE-SDK-12-SP1-2015-890=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP1
  zypper in -t patch SUSE-SLE-SERVER-12-SP1-2015-890=1
• SUSE Linux Enterprise Server 12 SP1
  zypper in -t patch SUSE-SLE-SERVER-12-SP1-2015-890=1

Package List:

• SUSE Linux Enterprise Desktop 12 (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
• SUSE Linux Enterprise Software Development Kit 12 (ppc64le s390x x86_64)
  • LibVNCServer-devel-0.9.9-16.1
  • LibVNCServer-debugsource-0.9.9-16.1
• SUSE Linux Enterprise Server 12 (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
• SUSE Linux Enterprise Server for SAP Applications 12 (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
• SUSE Linux Enterprise Software Development Kit 12 SP1 (ppc64le s390x x86_64)
  • LibVNCServer-devel-0.9.9-16.1
  • LibVNCServer-debugsource-0.9.9-16.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP1 (ppc64le 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
• 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/show_bug.cgi?id=854151
• https://bugzilla.suse.com/show_bug.cgi?id=897031