Security update for xorg-x11-server

SUSE Security Update: Security update for xorg-x11-server
Announcement ID: SUSE-SU-2017:1850-1
Rating: important
References: #1035283
Affected Products:
  • SUSE Linux Enterprise Software Development Kit 11-SP4
  • SUSE Linux Enterprise Server 11-SP4
  • SUSE Linux Enterprise Server 11-SP3-LTSS
  • SUSE Linux Enterprise Point of Sale 11-SP3
  • SUSE Linux Enterprise Debuginfo 11-SP4
  • SUSE Linux Enterprise Debuginfo 11-SP3
    		•

    An update that fixes two vulnerabilities is now available.

    Description:

    This update for xorg-x11-server fixes the following issues:

    - CVE-2017-10971: Fix endianess handling of GenericEvent to prevent a
    stack overflow by clients. (bnc#1035283)
    - Make sure the type of all events to be sent by ProcXSendExtensionEvent
    are in the allowed range.
    - CVE-2017-10972: Initialize the xEvent eventT with zeros to avoid
    information leakage.

    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 11-SP4:
      zypper in -t patch sdksp4-xorg-x11-server-13206=1
    • SUSE Linux Enterprise Server 11-SP4:
      zypper in -t patch slessp4-xorg-x11-server-13206=1
    • SUSE Linux Enterprise Server 11-SP3-LTSS:
      zypper in -t patch slessp3-xorg-x11-server-13206=1
    • SUSE Linux Enterprise Point of Sale 11-SP3:
      zypper in -t patch sleposp3-xorg-x11-server-13206=1
    • SUSE Linux Enterprise Debuginfo 11-SP4:
      zypper in -t patch dbgsp4-xorg-x11-server-13206=1
    • SUSE Linux Enterprise Debuginfo 11-SP3:
      zypper in -t patch dbgsp3-xorg-x11-server-13206=1

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

    Package List:

    • SUSE Linux Enterprise Software Development Kit 11-SP4 (i586 ia64 ppc64 s390x x86_64):
      • xorg-x11-server-sdk-7.4-27.121.2
    • SUSE Linux Enterprise Server 11-SP4 (i586 ia64 ppc64 s390x x86_64):
      • xorg-x11-Xvnc-7.4-27.121.2
      • xorg-x11-server-7.4-27.121.2
      • xorg-x11-server-extra-7.4-27.121.2
    • SUSE Linux Enterprise Server 11-SP3-LTSS (i586 s390x x86_64):
      • xorg-x11-Xvnc-7.4-27.121.2
      • xorg-x11-server-7.4-27.121.2
      • xorg-x11-server-extra-7.4-27.121.2
    • SUSE Linux Enterprise Point of Sale 11-SP3 (i586):
      • xorg-x11-Xvnc-7.4-27.121.2
      • xorg-x11-server-7.4-27.121.2
      • xorg-x11-server-extra-7.4-27.121.2
    • SUSE Linux Enterprise Debuginfo 11-SP4 (i586 ia64 ppc64 s390x x86_64):
      • xorg-x11-server-debuginfo-7.4-27.121.2
      • xorg-x11-server-debugsource-7.4-27.121.2
    • SUSE Linux Enterprise Debuginfo 11-SP3 (i586 s390x x86_64):
      • xorg-x11-server-debuginfo-7.4-27.121.2
      • xorg-x11-server-debugsource-7.4-27.121.2

    References: