SUSE Security Update: Security update for xen
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Announcement ID:    SUSE-SU-2016:3221-1
Rating:             important
References:         #1012651 #1014298 #1016340 
Cross-References:   CVE-2016-10013 CVE-2016-10024 CVE-2016-9932
                   
Affected Products:
                    SUSE Linux Enterprise Software Development Kit 11-SP4
                    SUSE Linux Enterprise Server 11-SP4
                    SUSE Linux Enterprise Debuginfo 11-SP4
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   An update that fixes three vulnerabilities is now available.

Description:


   This update for xen fixes the following issues:

   - A Mishandling of SYSCALL singlestep during emulation which could have
     lead to privilege escalation. (XSA-204, bsc#1016340, CVE-2016-10013)
     - CMPXCHG8B emulation failed to ignore operand size override which could
       have lead to information disclosure. (XSA-200, bsc#1012651,
       CVE-2016-9932)
     - PV guests may have been able to mask interrupts causing a Denial of
       Service. (XSA-202, bsc#1014298, CVE-2016-10024)


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-xen-12905=1

   - SUSE Linux Enterprise Server 11-SP4:

      zypper in -t patch slessp4-xen-12905=1

   - SUSE Linux Enterprise Debuginfo 11-SP4:

      zypper in -t patch dbgsp4-xen-12905=1

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


Package List:

   - SUSE Linux Enterprise Software Development Kit 11-SP4 (i586 x86_64):

      xen-devel-4.4.4_12-46.1

   - SUSE Linux Enterprise Server 11-SP4 (i586 x86_64):

      xen-kmp-default-4.4.4_12_3.0.101_91-46.1
      xen-libs-4.4.4_12-46.1
      xen-tools-domU-4.4.4_12-46.1

   - SUSE Linux Enterprise Server 11-SP4 (x86_64):

      xen-4.4.4_12-46.1
      xen-doc-html-4.4.4_12-46.1
      xen-libs-32bit-4.4.4_12-46.1
      xen-tools-4.4.4_12-46.1

   - SUSE Linux Enterprise Server 11-SP4 (i586):

      xen-kmp-pae-4.4.4_12_3.0.101_91-46.1

   - SUSE Linux Enterprise Debuginfo 11-SP4 (i586 x86_64):

      xen-debuginfo-4.4.4_12-46.1
      xen-debugsource-4.4.4_12-46.1


References:

   https://www.suse.com/security/cve/CVE-2016-10013.html
   https://www.suse.com/security/cve/CVE-2016-10024.html
   https://www.suse.com/security/cve/CVE-2016-9932.html
   https://bugzilla.suse.com/1012651
   https://bugzilla.suse.com/1014298
   https://bugzilla.suse.com/1016340