Security update for xorg-x11-server

SUSE Security Update: Security update for xorg-x11-server
Announcement ID: SUSE-SU-2017:1741-1
Rating: moderate
References: #1019649 #1025029 #1025035 #1025084 #981044
Affected Products:
  • SUSE Linux Enterprise Software Development Kit 11-SP4
  • SUSE Linux Enterprise Server 11-SP4
  • SUSE Linux Enterprise Debuginfo 11-SP4
    		•

    An update that solves one vulnerability and has four fixes is now available.

    Description:

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

    Security issues:

    - CVE-2017-2624: Prevent timing attack against MIT cookie. (bsc#1025029,
    CVE-2017-2624)

    Non security issues:

    - Use arc4random to generate cookies. (bsc#1025084)
    - XDrawArc performance improvement (bsc#1019649)
    - Fix byte swapping for gradeint stops (bsc#981044).
    - Remove unused function with use-after-free issue. (bsc#1025035)

    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-13186=1
    • SUSE Linux Enterprise Server 11-SP4:
      zypper in -t patch slessp4-xorg-x11-server-13186=1
    • SUSE Linux Enterprise Debuginfo 11-SP4:
      zypper in -t patch dbgsp4-xorg-x11-server-13186=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-7.4-27.118.1
    • SUSE Linux Enterprise Server 11-SP4 (i586 ia64 ppc64 s390x x86_64):
      • xorg-x11-Xvnc-7.4-27.118.1
      • xorg-x11-server-7.4-27.118.1
      • xorg-x11-server-extra-7.4-27.118.1
    • SUSE Linux Enterprise Debuginfo 11-SP4 (i586 ia64 ppc64 s390x x86_64):
      • xorg-x11-server-debuginfo-7.4-27.118.1
      • xorg-x11-server-debugsource-7.4-27.118.1

    References: