Operating System:

[SUSE]

Published:

09 October 2019

Protect yourself against future threats.

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.3771
         SUSE-SU-2019:2613-1 Security update for the Linux Kernel
                      (Live Patch 32 for SLE 12 SP1)
                              9 October 2019

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

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

Product:           Linux Kernel
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Increased Privileges -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-14835  

Reference:         ESB-2019.3769
                   ESB-2019.3768

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2019/suse-su-20192613-1.html

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SUSE Security Update: Security update for the Linux Kernel (Live Patch 32 for
SLE 12 SP1)

______________________________________________________________________________

Announcement ID:   SUSE-SU-2019:2613-1
Rating:            important
References:        #1151021
Cross-References:  CVE-2019-14835
Affected Products:
                   SUSE Linux Enterprise Server for SAP 12-SP2
                   SUSE Linux Enterprise Server for SAP 12-SP1
                   SUSE Linux Enterprise Server 12-SP2-LTSS
                   SUSE Linux Enterprise Server 12-SP1-LTSS
______________________________________________________________________________

An update that fixes one vulnerability is now available.

Description:

This update for the Linux Kernel 3.12.74-60_64_107 fixes one issue.
The following security issue was fixed:

  o CVE-2019-14835: A buffer overflow flaw was found in the way vhost
    functionality, that translates virtqueue buffers to IOVs, logged the buffer
    descriptors during migration. A privileged guest user able to pass
    descriptors with invalid length to the host when migration is underway,
    could use this flaw to increase their privileges on the host (bsc#1151021).

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-SP2:
    zypper in -t patch SUSE-SLE-SAP-12-SP2-2019-2593=1
    SUSE-SLE-SAP-12-SP2-2019-2594=1 SUSE-SLE-SAP-12-SP2-2019-2604=1
    SUSE-SLE-SAP-12-SP2-2019-2605=1 SUSE-SLE-SAP-12-SP2-2019-2613=1
    SUSE-SLE-SAP-12-SP2-2019-2614=1 SUSE-SLE-SAP-12-SP2-2019-2615=1
  o SUSE Linux Enterprise Server for SAP 12-SP1:
    zypper in -t patch SUSE-SLE-SAP-12-SP1-2019-2592=1
    SUSE-SLE-SAP-12-SP1-2019-2595=1 SUSE-SLE-SAP-12-SP1-2019-2596=1
    SUSE-SLE-SAP-12-SP1-2019-2597=1 SUSE-SLE-SAP-12-SP1-2019-2598=1
  o SUSE Linux Enterprise Server 12-SP2-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-SP2-2019-2593=1
    SUSE-SLE-SERVER-12-SP2-2019-2594=1 SUSE-SLE-SERVER-12-SP2-2019-2604=1
    SUSE-SLE-SERVER-12-SP2-2019-2605=1 SUSE-SLE-SERVER-12-SP2-2019-2613=1
    SUSE-SLE-SERVER-12-SP2-2019-2614=1 SUSE-SLE-SERVER-12-SP2-2019-2615=1
  o SUSE Linux Enterprise Server 12-SP1-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-SP1-2019-2592=1
    SUSE-SLE-SERVER-12-SP1-2019-2595=1 SUSE-SLE-SERVER-12-SP1-2019-2596=1
    SUSE-SLE-SERVER-12-SP1-2019-2597=1 SUSE-SLE-SERVER-12-SP1-2019-2598=1

Package List:

  o SUSE Linux Enterprise Server for SAP 12-SP2 (ppc64le x86_64):
       kgraft-patch-4_4_121-92_101-default-5-2.1
       kgraft-patch-4_4_121-92_104-default-5-2.1
       kgraft-patch-4_4_121-92_109-default-5-2.1
       kgraft-patch-4_4_121-92_114-default-4-2.1
       kgraft-patch-4_4_121-92_117-default-3-2.1
       kgraft-patch-4_4_121-92_95-default-8-2.1
       kgraft-patch-4_4_121-92_98-default-7-2.1
  o SUSE Linux Enterprise Server for SAP 12-SP1 (x86_64):
       kgraft-patch-3_12_74-60_64_107-default-9-2.1
       kgraft-patch-3_12_74-60_64_107-xen-9-2.1
       kgraft-patch-3_12_74-60_64_110-default-5-2.1
       kgraft-patch-3_12_74-60_64_110-xen-5-2.1
       kgraft-patch-3_12_74-60_64_115-default-4-2.1
       kgraft-patch-3_12_74-60_64_115-xen-4-2.1
       kgraft-patch-3_12_74-60_64_118-default-2-2.1
       kgraft-patch-3_12_74-60_64_118-xen-2-2.1
       kgraft-patch-3_12_74-60_64_121-default-2-2.1
       kgraft-patch-3_12_74-60_64_121-xen-2-2.1
  o SUSE Linux Enterprise Server 12-SP2-LTSS (ppc64le x86_64):
       kgraft-patch-4_4_121-92_101-default-5-2.1
       kgraft-patch-4_4_121-92_104-default-5-2.1
       kgraft-patch-4_4_121-92_109-default-5-2.1
       kgraft-patch-4_4_121-92_114-default-4-2.1
       kgraft-patch-4_4_121-92_117-default-3-2.1
       kgraft-patch-4_4_121-92_95-default-8-2.1
       kgraft-patch-4_4_121-92_98-default-7-2.1
  o SUSE Linux Enterprise Server 12-SP1-LTSS (x86_64):
       kgraft-patch-3_12_74-60_64_107-default-9-2.1
       kgraft-patch-3_12_74-60_64_107-xen-9-2.1
       kgraft-patch-3_12_74-60_64_110-default-5-2.1
       kgraft-patch-3_12_74-60_64_110-xen-5-2.1
       kgraft-patch-3_12_74-60_64_115-default-4-2.1
       kgraft-patch-3_12_74-60_64_115-xen-4-2.1
       kgraft-patch-3_12_74-60_64_118-default-2-2.1
       kgraft-patch-3_12_74-60_64_118-xen-2-2.1
       kgraft-patch-3_12_74-60_64_121-default-2-2.1
       kgraft-patch-3_12_74-60_64_121-xen-2-2.1


References:

  o https://www.suse.com/security/cve/CVE-2019-14835.html
  o https://bugzilla.suse.com/1151021

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