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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.3857
               SUSE Security Update: Security update for xen
                             13 December 2018

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           xen
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Increased Privileges -- Existing Account
                   Denial of Service    -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-19966 CVE-2018-19965 CVE-2018-19962
                   CVE-2018-19961 CVE-2018-18883 CVE-2018-18849

Reference:         ESB-2018.3670
                   ESB-2018.3660

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2018/suse-su-20184070-1/

- --------------------------BEGIN INCLUDED TEXT--------------------

   SUSE Security Update: Security update for xen
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:4070-1
Rating:             important
References:         #1027519 #1108940 #1114405 #1114423 #1115040 
                    #1115045 #1115047 
Cross-References:   CVE-2018-18849 CVE-2018-18883 CVE-2018-19961
                    CVE-2018-19962 CVE-2018-19965 CVE-2018-19966
                   
Affected Products:
                    SUSE Linux Enterprise Software Development Kit 12-SP3
                    SUSE Linux Enterprise Server 12-SP3
                    SUSE Linux Enterprise Desktop 12-SP3
                    SUSE CaaS Platform ALL
                    SUSE CaaS Platform 3.0
______________________________________________________________________________

   An update that solves 6 vulnerabilities and has one errata
   is now available.

Description:

   This update for xen fixes the following issues:

   Security issues fixed:

   - CVE-2018-18849: Fixed an out of bounds memory access issue was found in
     the LSI53C895A SCSI Host Bus Adapter emulation while writing a message
     in lsi_do_msgin (bsc#1114423).
   - CVE-2018-18883: Fixed a NULL pointer dereference that could have been
     triggered by nested VT-x that where not properly restricted
     (XSA-278)(bsc#1114405).
   - CVE-2018-19965: Fixed denial of service issue from attempting to use
     INVPCID with a non-canonical addresses (XSA-279)(bsc#1115045).
   - CVE-2018-19966: Fixed issue introduced by XSA-240 that could have caused
     conflicts with shadow paging (XSA-280)(bsc#1115047).
   - CVE-2018-19961 CVE-2018-19962: Fixed insufficient TLB flushing /
     improper large page mappings with AMD IOMMUs (XSA-275)(bsc#1115040).

   Non-security issues fixed:

   - Added upstream bug fixes (bsc#1027519).
   - Fixed XEN SLE12-SP1 domU hang on SLE12-SP3 HV (bsc#1108940).


Patch Instructions:

   To install this SUSE Security 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 Software Development Kit 12-SP3:

      zypper in -t patch SUSE-SLE-SDK-12-SP3-2018-2896=1

   - SUSE Linux Enterprise Server 12-SP3:

      zypper in -t patch SUSE-SLE-SERVER-12-SP3-2018-2896=1

   - SUSE Linux Enterprise Desktop 12-SP3:

      zypper in -t patch SUSE-SLE-DESKTOP-12-SP3-2018-2896=1

   - SUSE CaaS Platform ALL:

      To install this update, use the SUSE CaaS Platform Velum dashboard.
      It will inform you if it detects new updates and let you then trigger
      updating of the complete cluster in a controlled way.

   - SUSE CaaS Platform 3.0:

      To install this update, use the SUSE CaaS Platform Velum dashboard.
      It will inform you if it detects new updates and let you then trigger
      updating of the complete cluster in a controlled way.



Package List:

   - SUSE Linux Enterprise Software Development Kit 12-SP3 (aarch64 x86_64):

      xen-debugsource-4.9.3_03-3.47.1
      xen-devel-4.9.3_03-3.47.1

   - SUSE Linux Enterprise Server 12-SP3 (x86_64):

      xen-4.9.3_03-3.47.1
      xen-debugsource-4.9.3_03-3.47.1
      xen-doc-html-4.9.3_03-3.47.1
      xen-libs-32bit-4.9.3_03-3.47.1
      xen-libs-4.9.3_03-3.47.1
      xen-libs-debuginfo-32bit-4.9.3_03-3.47.1
      xen-libs-debuginfo-4.9.3_03-3.47.1
      xen-tools-4.9.3_03-3.47.1
      xen-tools-debuginfo-4.9.3_03-3.47.1
      xen-tools-domU-4.9.3_03-3.47.1
      xen-tools-domU-debuginfo-4.9.3_03-3.47.1

   - SUSE Linux Enterprise Desktop 12-SP3 (x86_64):

      xen-4.9.3_03-3.47.1
      xen-debugsource-4.9.3_03-3.47.1
      xen-libs-32bit-4.9.3_03-3.47.1
      xen-libs-4.9.3_03-3.47.1
      xen-libs-debuginfo-32bit-4.9.3_03-3.47.1
      xen-libs-debuginfo-4.9.3_03-3.47.1

   - SUSE CaaS Platform ALL (x86_64):

      xen-debugsource-4.9.3_03-3.47.1
      xen-libs-4.9.3_03-3.47.1
      xen-libs-debuginfo-4.9.3_03-3.47.1
      xen-tools-domU-4.9.3_03-3.47.1
      xen-tools-domU-debuginfo-4.9.3_03-3.47.1

   - SUSE CaaS Platform 3.0 (x86_64):

      xen-debugsource-4.9.3_03-3.47.1
      xen-libs-4.9.3_03-3.47.1
      xen-libs-debuginfo-4.9.3_03-3.47.1
      xen-tools-domU-4.9.3_03-3.47.1
      xen-tools-domU-debuginfo-4.9.3_03-3.47.1


References:

   https://www.suse.com/security/cve/CVE-2018-18849.html
   https://www.suse.com/security/cve/CVE-2018-18883.html
   https://www.suse.com/security/cve/CVE-2018-19961.html
   https://www.suse.com/security/cve/CVE-2018-19962.html
   https://www.suse.com/security/cve/CVE-2018-19965.html
   https://www.suse.com/security/cve/CVE-2018-19966.html
   https://bugzilla.suse.com/1027519
   https://bugzilla.suse.com/1108940
   https://bugzilla.suse.com/1114405
   https://bugzilla.suse.com/1114423
   https://bugzilla.suse.com/1115040
   https://bugzilla.suse.com/1115045
   https://bugzilla.suse.com/1115047

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