SUSE Security Update: Security update for the Linux Kernel
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Announcement ID:    SUSE-SU-2016:1596-1
Rating:             important
References:         #983143 
Cross-References:   CVE-2016-1583
Affected Products:
                    SUSE Linux Enterprise Workstation Extension 12
                    SUSE Linux Enterprise Software Development Kit 12
                    SUSE Linux Enterprise Server 12
                    SUSE Linux Enterprise Module for Public Cloud 12
                    SUSE Linux Enterprise Live Patching 12
                    SUSE Linux Enterprise Desktop 12
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   An update that fixes one vulnerability is now available.

Description:

   The SUSE Linux Enterprise 12 GA kernel was updated to fix one security
   issue.

   The following security bug was fixed:
   - CVE-2016-1583: Prevent the usage of mmap when the lower file system does
     not allow it. This could have lead to local privilege escalation when
     ecryptfs-utils was installed and /sbin/mount.ecryptfs_private was setuid
     (bsc#983143).


Patch Instructions:

   To install this SUSE Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Workstation Extension 12:

      zypper in -t patch SUSE-SLE-WE-12-2016-944=1

   - SUSE Linux Enterprise Software Development Kit 12:

      zypper in -t patch SUSE-SLE-SDK-12-2016-944=1

   - SUSE Linux Enterprise Server 12:

      zypper in -t patch SUSE-SLE-SERVER-12-2016-944=1

   - SUSE Linux Enterprise Module for Public Cloud 12:

      zypper in -t patch SUSE-SLE-Module-Public-Cloud-12-2016-944=1

   - SUSE Linux Enterprise Live Patching 12:

      zypper in -t patch SUSE-SLE-Live-Patching-12-2016-944=1

   - SUSE Linux Enterprise Desktop 12:

      zypper in -t patch SUSE-SLE-DESKTOP-12-2016-944=1

   To bring your system up-to-date, use "zypper patch".


Package List:

   - SUSE Linux Enterprise Workstation Extension 12 (x86_64):

      kernel-default-debuginfo-3.12.55-52.45.1
      kernel-default-debugsource-3.12.55-52.45.1
      kernel-default-extra-3.12.55-52.45.1
      kernel-default-extra-debuginfo-3.12.55-52.45.1

   - SUSE Linux Enterprise Software Development Kit 12 (ppc64le s390x x86_64):

      kernel-obs-build-3.12.55-52.45.1
      kernel-obs-build-debugsource-3.12.55-52.45.1

   - SUSE Linux Enterprise Software Development Kit 12 (noarch):

      kernel-docs-3.12.55-52.45.4

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

      kernel-default-3.12.55-52.45.1
      kernel-default-base-3.12.55-52.45.1
      kernel-default-base-debuginfo-3.12.55-52.45.1
      kernel-default-debuginfo-3.12.55-52.45.1
      kernel-default-debugsource-3.12.55-52.45.1
      kernel-default-devel-3.12.55-52.45.1
      kernel-syms-3.12.55-52.45.1

   - SUSE Linux Enterprise Server 12 (x86_64):

      kernel-xen-3.12.55-52.45.1
      kernel-xen-base-3.12.55-52.45.1
      kernel-xen-base-debuginfo-3.12.55-52.45.1
      kernel-xen-debuginfo-3.12.55-52.45.1
      kernel-xen-debugsource-3.12.55-52.45.1
      kernel-xen-devel-3.12.55-52.45.1

   - SUSE Linux Enterprise Server 12 (noarch):

      kernel-devel-3.12.55-52.45.1
      kernel-macros-3.12.55-52.45.1
      kernel-source-3.12.55-52.45.1

   - SUSE Linux Enterprise Server 12 (s390x):

      kernel-default-man-3.12.55-52.45.1

   - SUSE Linux Enterprise Module for Public Cloud 12 (x86_64):

      kernel-ec2-3.12.55-52.45.1
      kernel-ec2-debuginfo-3.12.55-52.45.1
      kernel-ec2-debugsource-3.12.55-52.45.1
      kernel-ec2-devel-3.12.55-52.45.1
      kernel-ec2-extra-3.12.55-52.45.1
      kernel-ec2-extra-debuginfo-3.12.55-52.45.1

   - SUSE Linux Enterprise Live Patching 12 (x86_64):

      kgraft-patch-3_12_55-52_45-default-1-3.1
      kgraft-patch-3_12_55-52_45-xen-1-3.1

   - SUSE Linux Enterprise Desktop 12 (x86_64):

      kernel-default-3.12.55-52.45.1
      kernel-default-debuginfo-3.12.55-52.45.1
      kernel-default-debugsource-3.12.55-52.45.1
      kernel-default-devel-3.12.55-52.45.1
      kernel-default-extra-3.12.55-52.45.1
      kernel-default-extra-debuginfo-3.12.55-52.45.1
      kernel-syms-3.12.55-52.45.1
      kernel-xen-3.12.55-52.45.1
      kernel-xen-debuginfo-3.12.55-52.45.1
      kernel-xen-debugsource-3.12.55-52.45.1
      kernel-xen-devel-3.12.55-52.45.1

   - SUSE Linux Enterprise Desktop 12 (noarch):

      kernel-devel-3.12.55-52.45.1
      kernel-macros-3.12.55-52.45.1
      kernel-source-3.12.55-52.45.1


References:

   https://www.suse.com/security/cve/CVE-2016-1583.html
   https://bugzilla.suse.com/983143