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

                               ESB-2019.1879
                SUSE-SU-2019:1349-1 Security update for xen
                                27 May 2019

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

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

Product:           xen
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Execute Arbitrary Code/Commands -- Existing Account
                   Access Privileged Data          -- Existing Account
                   Denial of Service               -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-11091 CVE-2018-20815 CVE-2018-12130
                   CVE-2018-12127 CVE-2018-12126 

Reference:         ASB-2019.0138
                   ESB-2019.1818
                   ESB-2019.1794
                   ESB-2019.1793

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2019/suse-su-20191349-1.html
   https://www.suse.com/support/update/announcement/2019/suse-su-20191348-1.html
   https://www.suse.com/support/update/announcement/2019/suse-su-201914063-1.html

Comment: This bulletin contains three (3) SUSE security advisories.

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

SUSE Security Update: Security update for xen

______________________________________________________________________________

Announcement ID:   SUSE-SU-2019:1349-1
Rating:            important
References:        #1027519 #1111331 #1130680
Cross-References:  CVE-2018-12126 CVE-2018-12127 CVE-2018-12130 CVE-2018-20815
                   CVE-2019-11091
Affected Products:
                   SUSE Linux Enterprise Server for SAP 12-SP1
                   SUSE Linux Enterprise Server 12-SP1-LTSS
______________________________________________________________________________

An update that fixes 5 vulnerabilities is now available.

Description:

This update for xen fixes the following issues:
Four new speculative execution information leak issues have been identified in
Intel CPUs. (bsc#1111331)

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


These updates contain the XEN Hypervisor adjustments, that additionally also
use CPU Microcode updates.
The mitigation can be controlled via the "mds" commandline option, see the
documentation.
For more information on this set of vulnerabilities, check out https://
www.suse.com/support/kb/doc/id=7023736
Other fixes:

  o CVE-2018-20815: Fixed a heap buffer overflow while loading device tree blob
    (bsc#1130680).
  o Added upstream bug fix (bsc#1027519).

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:

  o SUSE Linux Enterprise Server for SAP 12-SP1:
    zypper in -t patch SUSE-SLE-SAP-12-SP1-2019-1349=1
  o SUSE Linux Enterprise Server 12-SP1-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-SP1-2019-1349=1

Package List:

  o SUSE Linux Enterprise Server for SAP 12-SP1 (x86_64):
       xen-4.5.5_28-22.61.1
       xen-debugsource-4.5.5_28-22.61.1
       xen-doc-html-4.5.5_28-22.61.1
       xen-kmp-default-4.5.5_28_k3.12.74_60.64.110-22.61.1
       xen-kmp-default-debuginfo-4.5.5_28_k3.12.74_60.64.110-22.61.1
       xen-libs-32bit-4.5.5_28-22.61.1
       xen-libs-4.5.5_28-22.61.1
       xen-libs-debuginfo-32bit-4.5.5_28-22.61.1
       xen-libs-debuginfo-4.5.5_28-22.61.1
       xen-tools-4.5.5_28-22.61.1
       xen-tools-debuginfo-4.5.5_28-22.61.1
       xen-tools-domU-4.5.5_28-22.61.1
       xen-tools-domU-debuginfo-4.5.5_28-22.61.1
  o SUSE Linux Enterprise Server 12-SP1-LTSS (x86_64):
       xen-4.5.5_28-22.61.1
       xen-debugsource-4.5.5_28-22.61.1
       xen-doc-html-4.5.5_28-22.61.1
       xen-kmp-default-4.5.5_28_k3.12.74_60.64.110-22.61.1
       xen-kmp-default-debuginfo-4.5.5_28_k3.12.74_60.64.110-22.61.1
       xen-libs-32bit-4.5.5_28-22.61.1
       xen-libs-4.5.5_28-22.61.1
       xen-libs-debuginfo-32bit-4.5.5_28-22.61.1
       xen-libs-debuginfo-4.5.5_28-22.61.1
       xen-tools-4.5.5_28-22.61.1
       xen-tools-debuginfo-4.5.5_28-22.61.1
       xen-tools-domU-4.5.5_28-22.61.1
       xen-tools-domU-debuginfo-4.5.5_28-22.61.1


References:

  o https://www.suse.com/security/cve/CVE-2018-12126.html
  o https://www.suse.com/security/cve/CVE-2018-12127.html
  o https://www.suse.com/security/cve/CVE-2018-12130.html
  o https://www.suse.com/security/cve/CVE-2018-20815.html
  o https://www.suse.com/security/cve/CVE-2019-11091.html
  o https://bugzilla.suse.com/1027519
  o https://bugzilla.suse.com/1111331
  o https://bugzilla.suse.com/1130680

- -----------------------------------------------------------------------------------

SUSE Security Update: Security update for xen

______________________________________________________________________________

Announcement ID:   SUSE-SU-2019:1348-1
Rating:            important
References:        #1027519 #1111331 #1130680
Cross-References:  CVE-2018-12126 CVE-2018-12127 CVE-2018-12130 CVE-2018-20815
                   CVE-2019-11091
Affected Products:
                   SUSE Linux Enterprise Server 12-LTSS
______________________________________________________________________________

An update that fixes 5 vulnerabilities is now available.

Description:

This update for xen fixes the following issues:
Four new speculative execution information leak issues have been identified in
Intel CPUs. (bsc#1111331)

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


These updates contain the XEN Hypervisor adjustments, that additionally also
use CPU Microcode updates.
The mitigation can be controlled via the "mds" commandline option, see the
documentation.
For more information on this set of vulnerabilities, check out https://
www.suse.com/support/kb/doc/id=7023736
Other fixes:

  o CVE-2018-20815: Fixed a heap buffer overflow while loading device tree blob
    (bsc#1130680).
  o Added upstream bug fix (bsc#1027519).

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:

  o SUSE Linux Enterprise Server 12-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-2019-1348=1

Package List:

  o SUSE Linux Enterprise Server 12-LTSS (x86_64):
       xen-4.4.4_40-22.80.1
       xen-debugsource-4.4.4_40-22.80.1
       xen-doc-html-4.4.4_40-22.80.1
       xen-kmp-default-4.4.4_40_k3.12.61_52.149-22.80.1
       xen-kmp-default-debuginfo-4.4.4_40_k3.12.61_52.149-22.80.1
       xen-libs-32bit-4.4.4_40-22.80.1
       xen-libs-4.4.4_40-22.80.1
       xen-libs-debuginfo-32bit-4.4.4_40-22.80.1
       xen-libs-debuginfo-4.4.4_40-22.80.1
       xen-tools-4.4.4_40-22.80.1
       xen-tools-debuginfo-4.4.4_40-22.80.1
       xen-tools-domU-4.4.4_40-22.80.1
       xen-tools-domU-debuginfo-4.4.4_40-22.80.1


References:

  o https://www.suse.com/security/cve/CVE-2018-12126.html
  o https://www.suse.com/security/cve/CVE-2018-12127.html
  o https://www.suse.com/security/cve/CVE-2018-12130.html
  o https://www.suse.com/security/cve/CVE-2018-20815.html
  o https://www.suse.com/security/cve/CVE-2019-11091.html
  o https://bugzilla.suse.com/1027519
  o https://bugzilla.suse.com/1111331
  o https://bugzilla.suse.com/1130680

- -----------------------------------------------------------------------------------

SUSE Security Update: Security update for xen

______________________________________________________________________________

Announcement ID:   SUSE-SU-2019:14063-1
Rating:            important
References:        #1027519 #1111331 #1130680
Cross-References:  CVE-2018-12126 CVE-2018-12127 CVE-2018-12130 CVE-2018-20815
                   CVE-2019-11091
Affected Products:
                   SUSE Linux Enterprise Server 11-SP4-LTSS
                   SUSE Linux Enterprise Debuginfo 11-SP4
______________________________________________________________________________

An update that fixes 5 vulnerabilities is now available.

Description:

This update for xen fixes the following issues:
Four new speculative execution information leak issues have been identified in
Intel CPUs. (bsc#1111331)

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


These updates contain the XEN Hypervisor adjustments, that additionally also
use CPU Microcode updates.
The mitigation can be controlled via the "mds" commandline option, see the
documentation.
For more information on this set of vulnerabilities, check out https://
www.suse.com/support/kb/doc/id=7023736
Other fixes:

  o CVE-2018-20815: Fixed a heap buffer overflow while loading device tree blob
    (bsc#1130680).
  o Added upstream bug fix (bsc#1027519).

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:

  o SUSE Linux Enterprise Server 11-SP4-LTSS:
    zypper in -t patch slessp4-xen-14063=1
  o SUSE Linux Enterprise Debuginfo 11-SP4:
    zypper in -t patch dbgsp4-xen-14063=1

Package List:

  o SUSE Linux Enterprise Server 11-SP4-LTSS (i586 x86_64):
       xen-kmp-default-4.4.4_40_3.0.101_108.90-61.46.2
       xen-libs-4.4.4_40-61.46.2
       xen-tools-domU-4.4.4_40-61.46.2
  o SUSE Linux Enterprise Server 11-SP4-LTSS (x86_64):
       xen-4.4.4_40-61.46.2
       xen-doc-html-4.4.4_40-61.46.2
       xen-libs-32bit-4.4.4_40-61.46.2
       xen-tools-4.4.4_40-61.46.2
  o SUSE Linux Enterprise Server 11-SP4-LTSS (i586):
       xen-kmp-pae-4.4.4_40_3.0.101_108.90-61.46.2
  o SUSE Linux Enterprise Debuginfo 11-SP4 (i586 x86_64):
       xen-debuginfo-4.4.4_40-61.46.2
       xen-debugsource-4.4.4_40-61.46.2


References:

  o https://www.suse.com/security/cve/CVE-2018-12126.html
  o https://www.suse.com/security/cve/CVE-2018-12127.html
  o https://www.suse.com/security/cve/CVE-2018-12130.html
  o https://www.suse.com/security/cve/CVE-2018-20815.html
  o https://www.suse.com/security/cve/CVE-2019-11091.html
  o https://bugzilla.suse.com/1027519
  o https://bugzilla.suse.com/1111331
  o https://bugzilla.suse.com/1130680

- --------------------------END INCLUDED TEXT--------------------

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