SUSE Security Update: Security update for xen
______________________________________________________________________________

Announcement ID:    SUSE-SU-2020:0334-1
Rating:             important
References:         #1152497 #1154448 #1154456 #1154458 #1154461 
                    #1155945 #1157888 #1158003 #1158004 #1158005 
                    #1158006 #1158007 #1161181 
Cross-References:   CVE-2018-12207 CVE-2019-11135 CVE-2019-18420
                    CVE-2019-18421 CVE-2019-18424 CVE-2019-18425
                    CVE-2019-19577 CVE-2019-19578 CVE-2019-19579
                    CVE-2019-19580 CVE-2019-19581 CVE-2019-19583
                    CVE-2020-7211
Affected Products:
                    SUSE OpenStack Cloud 7
                    SUSE Linux Enterprise Server for SAP 12-SP2
                    SUSE Linux Enterprise Server 12-SP2-LTSS
                    SUSE Linux Enterprise Server 12-SP2-BCL
______________________________________________________________________________

   An update that fixes 13 vulnerabilities is now available.

Description:

   This update for xen fixes the following issues:

   - CVE-2020-7211: potential directory traversal using relative paths via
     tftp server on Windows host (bsc#1161181).
   - CVE-2019-19579: Device quarantine for alternate pci assignment methods
     (bsc#1157888).
   - CVE-2019-19581: find_next_bit() issues (bsc#1158003).
   - CVE-2019-19583: VMentry failure with debug exceptions and blocked states
     (bsc#1158004).
   - CVE-2019-19578: Linear pagetable use / entry miscounts (bsc#1158005).
   - CVE-2019-19580: Further issues with restartable PV type change
     operations (bsc#1158006).
   - CVE-2019-19577: dynamic height for the IOMMU pagetables (bsc#1158007).
   - CVE-2019-18420: VCPUOP_initialise DoS (bsc#1154448).
   - CVE-2019-18425: missing descriptor table limit checking in x86 PV
     emulation (bsc#1154456).
   - CVE-2019-18421: Issues with restartable PV type change operations
     (bsc#1154458).
   - CVE-2019-18424: passed through PCI devices may corrupt host memory after
     deassignment (bsc#1154461).
   - CVE-2018-12207: Machine Check Error Avoidance on Page Size Change (aka
     IFU issue) (bsc#1155945).
   - CVE-2019-11135: TSX Asynchronous Abort (TAA) issue (bsc#1152497).


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 OpenStack Cloud 7:

      zypper in -t patch SUSE-OpenStack-Cloud-7-2020-334=1

   - SUSE Linux Enterprise Server for SAP 12-SP2:

      zypper in -t patch SUSE-SLE-SAP-12-SP2-2020-334=1

   - SUSE Linux Enterprise Server 12-SP2-LTSS:

      zypper in -t patch SUSE-SLE-SERVER-12-SP2-2020-334=1

   - SUSE Linux Enterprise Server 12-SP2-BCL:

      zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2020-334=1



Package List:

   - SUSE OpenStack Cloud 7 (x86_64):

      xen-4.7.6_06-43.59.1
      xen-debugsource-4.7.6_06-43.59.1
      xen-doc-html-4.7.6_06-43.59.1
      xen-libs-32bit-4.7.6_06-43.59.1
      xen-libs-4.7.6_06-43.59.1
      xen-libs-debuginfo-32bit-4.7.6_06-43.59.1
      xen-libs-debuginfo-4.7.6_06-43.59.1
      xen-tools-4.7.6_06-43.59.1
      xen-tools-debuginfo-4.7.6_06-43.59.1
      xen-tools-domU-4.7.6_06-43.59.1
      xen-tools-domU-debuginfo-4.7.6_06-43.59.1

   - SUSE Linux Enterprise Server for SAP 12-SP2 (x86_64):

      xen-4.7.6_06-43.59.1
      xen-debugsource-4.7.6_06-43.59.1
      xen-doc-html-4.7.6_06-43.59.1
      xen-libs-32bit-4.7.6_06-43.59.1
      xen-libs-4.7.6_06-43.59.1
      xen-libs-debuginfo-32bit-4.7.6_06-43.59.1
      xen-libs-debuginfo-4.7.6_06-43.59.1
      xen-tools-4.7.6_06-43.59.1
      xen-tools-debuginfo-4.7.6_06-43.59.1
      xen-tools-domU-4.7.6_06-43.59.1
      xen-tools-domU-debuginfo-4.7.6_06-43.59.1

   - SUSE Linux Enterprise Server 12-SP2-LTSS (x86_64):

      xen-4.7.6_06-43.59.1
      xen-debugsource-4.7.6_06-43.59.1
      xen-doc-html-4.7.6_06-43.59.1
      xen-libs-32bit-4.7.6_06-43.59.1
      xen-libs-4.7.6_06-43.59.1
      xen-libs-debuginfo-32bit-4.7.6_06-43.59.1
      xen-libs-debuginfo-4.7.6_06-43.59.1
      xen-tools-4.7.6_06-43.59.1
      xen-tools-debuginfo-4.7.6_06-43.59.1
      xen-tools-domU-4.7.6_06-43.59.1
      xen-tools-domU-debuginfo-4.7.6_06-43.59.1

   - SUSE Linux Enterprise Server 12-SP2-BCL (x86_64):

      xen-4.7.6_06-43.59.1
      xen-debugsource-4.7.6_06-43.59.1
      xen-doc-html-4.7.6_06-43.59.1
      xen-libs-32bit-4.7.6_06-43.59.1
      xen-libs-4.7.6_06-43.59.1
      xen-libs-debuginfo-32bit-4.7.6_06-43.59.1
      xen-libs-debuginfo-4.7.6_06-43.59.1
      xen-tools-4.7.6_06-43.59.1
      xen-tools-debuginfo-4.7.6_06-43.59.1
      xen-tools-domU-4.7.6_06-43.59.1
      xen-tools-domU-debuginfo-4.7.6_06-43.59.1


References:

   https://www.suse.com/security/cve/CVE-2018-12207.html
   https://www.suse.com/security/cve/CVE-2019-11135.html
   https://www.suse.com/security/cve/CVE-2019-18420.html
   https://www.suse.com/security/cve/CVE-2019-18421.html
   https://www.suse.com/security/cve/CVE-2019-18424.html
   https://www.suse.com/security/cve/CVE-2019-18425.html
   https://www.suse.com/security/cve/CVE-2019-19577.html
   https://www.suse.com/security/cve/CVE-2019-19578.html
   https://www.suse.com/security/cve/CVE-2019-19579.html
   https://www.suse.com/security/cve/CVE-2019-19580.html
   https://www.suse.com/security/cve/CVE-2019-19581.html
   https://www.suse.com/security/cve/CVE-2019-19583.html
   https://www.suse.com/security/cve/CVE-2020-7211.html
   https://bugzilla.suse.com/1152497
   https://bugzilla.suse.com/1154448
   https://bugzilla.suse.com/1154456
   https://bugzilla.suse.com/1154458
   https://bugzilla.suse.com/1154461
   https://bugzilla.suse.com/1155945
   https://bugzilla.suse.com/1157888
   https://bugzilla.suse.com/1158003
   https://bugzilla.suse.com/1158004
   https://bugzilla.suse.com/1158005
   https://bugzilla.suse.com/1158006
   https://bugzilla.suse.com/1158007
   https://bugzilla.suse.com/1161181

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