Security update for xorg-x11-server

SUSE Security Update: Security update for xorg-x11-server
Announcement ID: SUSE-SU-2017:1859-1
Rating: important
References: #1035283
Affected Products:
  • SUSE OpenStack Cloud 6
  • SUSE Linux Enterprise Server for SAP 12-SP1
  • SUSE Linux Enterprise Server 12-SP1-LTSS

  • An update that fixes two vulnerabilities is now available.

    Description:

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

    - 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 OpenStack Cloud 6:
      zypper in -t patch SUSE-OpenStack-Cloud-6-2017-1149=1
    • SUSE Linux Enterprise Server for SAP 12-SP1:
      zypper in -t patch SUSE-SLE-SAP-12-SP1-2017-1149=1
    • SUSE Linux Enterprise Server 12-SP1-LTSS:
      zypper in -t patch SUSE-SLE-SERVER-12-SP1-2017-1149=1

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

    Package List:

    • SUSE OpenStack Cloud 6 (x86_64):
      • xorg-x11-server-7.6_1.15.2-53.3.1
      • xorg-x11-server-debuginfo-7.6_1.15.2-53.3.1
      • xorg-x11-server-debugsource-7.6_1.15.2-53.3.1
      • xorg-x11-server-extra-7.6_1.15.2-53.3.1
      • xorg-x11-server-extra-debuginfo-7.6_1.15.2-53.3.1
    • SUSE Linux Enterprise Server for SAP 12-SP1 (ppc64le x86_64):
      • xorg-x11-server-7.6_1.15.2-53.3.1
      • xorg-x11-server-debuginfo-7.6_1.15.2-53.3.1
      • xorg-x11-server-debugsource-7.6_1.15.2-53.3.1
      • xorg-x11-server-extra-7.6_1.15.2-53.3.1
      • xorg-x11-server-extra-debuginfo-7.6_1.15.2-53.3.1
    • SUSE Linux Enterprise Server 12-SP1-LTSS (ppc64le s390x x86_64):
      • xorg-x11-server-7.6_1.15.2-53.3.1
      • xorg-x11-server-debuginfo-7.6_1.15.2-53.3.1
      • xorg-x11-server-debugsource-7.6_1.15.2-53.3.1
      • xorg-x11-server-extra-7.6_1.15.2-53.3.1
      • xorg-x11-server-extra-debuginfo-7.6_1.15.2-53.3.1

    References: