openSUSE Security Update: Security update for xen
______________________________________________________________________________

Announcement ID:    openSUSE-SU-2018:4111-1
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:
                    openSUSE Leap 42.3
______________________________________________________________________________

   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).

   This update was imported from the SUSE:SLE-12-SP3:Update update project.


Patch Instructions:

   To install this openSUSE 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:

   - openSUSE Leap 42.3:

      zypper in -t patch openSUSE-2018-1530=1



Package List:

   - openSUSE Leap 42.3 (x86_64):

      xen-4.9.3_03-34.1
      xen-debugsource-4.9.3_03-34.1
      xen-devel-4.9.3_03-34.1
      xen-doc-html-4.9.3_03-34.1
      xen-libs-4.9.3_03-34.1
      xen-libs-debuginfo-4.9.3_03-34.1
      xen-tools-4.9.3_03-34.1
      xen-tools-debuginfo-4.9.3_03-34.1
      xen-tools-domU-4.9.3_03-34.1
      xen-tools-domU-debuginfo-4.9.3_03-34.1


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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