SUSE Security Update: Security update for libvirt
______________________________________________________________________________

Announcement ID:    SUSE-SU-2019:1423-1
Rating:             important
References:         #1111331 #1135273 
Cross-References:   CVE-2018-12126 CVE-2018-12127 CVE-2018-12130
                    CVE-2019-11091
Affected Products:
                    SUSE Linux Enterprise Server 12-LTSS
______________________________________________________________________________

   An update that fixes four vulnerabilities is now available.

Description:

   This update for libvirt fixes the following issues:

   Four new speculative execution information leak issues have been
   identified in Intel CPUs. (bsc#1111331)

   - CVE-2018-12126: Microarchitectural Store Buffer Data Sampling (MSBDS)
   - CVE-2018-12127: Microarchitectural Fill Buffer Data Sampling (MFBDS)
   - CVE-2018-12130: Microarchitectural Load Port Data Sampling (MLPDS)
   - CVE-2019-11091: Microarchitectural Data Sampling Uncacheable Memory
     (MDSUM)

   These updates contain the libvirt adjustments, that pass through the new
   'md-clear' CPU flag (bsc#1135273).

   For more information on this set of vulnerabilities, check out
   https://www.suse.com/support/kb/doc/?id=7023736


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 Server 12-LTSS:

      zypper in -t patch SUSE-SLE-SERVER-12-2019-1423=1



Package List:

   - SUSE Linux Enterprise Server 12-LTSS (ppc64le s390x x86_64):

      libvirt-1.2.5-27.16.1
      libvirt-client-1.2.5-27.16.1
      libvirt-client-debuginfo-1.2.5-27.16.1
      libvirt-daemon-1.2.5-27.16.1
      libvirt-daemon-config-network-1.2.5-27.16.1
      libvirt-daemon-config-nwfilter-1.2.5-27.16.1
      libvirt-daemon-debuginfo-1.2.5-27.16.1
      libvirt-daemon-driver-interface-1.2.5-27.16.1
      libvirt-daemon-driver-interface-debuginfo-1.2.5-27.16.1
      libvirt-daemon-driver-lxc-1.2.5-27.16.1
      libvirt-daemon-driver-lxc-debuginfo-1.2.5-27.16.1
      libvirt-daemon-driver-network-1.2.5-27.16.1
      libvirt-daemon-driver-network-debuginfo-1.2.5-27.16.1
      libvirt-daemon-driver-nodedev-1.2.5-27.16.1
      libvirt-daemon-driver-nodedev-debuginfo-1.2.5-27.16.1
      libvirt-daemon-driver-nwfilter-1.2.5-27.16.1
      libvirt-daemon-driver-nwfilter-debuginfo-1.2.5-27.16.1
      libvirt-daemon-driver-qemu-1.2.5-27.16.1
      libvirt-daemon-driver-qemu-debuginfo-1.2.5-27.16.1
      libvirt-daemon-driver-secret-1.2.5-27.16.1
      libvirt-daemon-driver-secret-debuginfo-1.2.5-27.16.1
      libvirt-daemon-driver-storage-1.2.5-27.16.1
      libvirt-daemon-driver-storage-debuginfo-1.2.5-27.16.1
      libvirt-daemon-lxc-1.2.5-27.16.1
      libvirt-daemon-qemu-1.2.5-27.16.1
      libvirt-debugsource-1.2.5-27.16.1
      libvirt-doc-1.2.5-27.16.1
      libvirt-lock-sanlock-1.2.5-27.16.1
      libvirt-lock-sanlock-debuginfo-1.2.5-27.16.1

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

      libvirt-daemon-driver-libxl-1.2.5-27.16.1
      libvirt-daemon-driver-libxl-debuginfo-1.2.5-27.16.1
      libvirt-daemon-xen-1.2.5-27.16.1


References:

   https://www.suse.com/security/cve/CVE-2018-12126.html
   https://www.suse.com/security/cve/CVE-2018-12127.html
   https://www.suse.com/security/cve/CVE-2018-12130.html
   https://www.suse.com/security/cve/CVE-2019-11091.html
   https://bugzilla.suse.com/1111331
   https://bugzilla.suse.com/1135273

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