ESB-2018.0461 - [SUSE] kernel: Root compromise - Existing account 2018-02-15

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

                               ESB-2018.0461
        SUSE Security Update: Security updates for the Linux Kernel
                             15 February 2018

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

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

Product:           kernel
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Root Compromise -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-17712  

Reference:         ESB-2018.0288
                   ESB-2018.0012

Original Bulletin: 
   https://www.suse.com/es-es/support/update/announcement/2018/suse-su-20180431-1/
   https://www.suse.com/es-es/support/update/announcement/2018/suse-su-20180433-1/
   https://www.suse.com/es-es/support/update/announcement/2018/suse-su-20180436-1/

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

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

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 5 for SLE 12 SP3)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:0431-1
Rating:             important
References:         #1073230 
Cross-References:   CVE-2017-17712
Affected Products:
                    SUSE Linux Enterprise Live Patching 12-SP3
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for the Linux Kernel 4.4.92-6_30 fixes one issue.

   The following security issue was fixed:

   - CVE-2017-17712: The raw_sendmsg() function had a race condition that
     lead to uninitialized stack pointer usage. This allowed a local user to
     execute code and gain privileges (bsc#1073230).


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 Live Patching 12-SP3:

      zypper in -t patch SUSE-SLE-Live-Patching-12-SP3-2018-296=1

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


Package List:

   - SUSE Linux Enterprise Live Patching 12-SP3 (ppc64le x86_64):

      kgraft-patch-4_4_92-6_30-default-2-2.1
      kgraft-patch-4_4_92-6_30-default-debuginfo-2-2.1


References:

   https://www.suse.com/security/cve/CVE-2017-17712.html
   https://bugzilla.suse.com/1073230


- ---



   SUSE Security Update: Security update for the Linux Kernel (Live Patch 6 for SLE 12 SP3)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:0433-1
Rating:             important
References:         #1073230 
Cross-References:   CVE-2017-17712
Affected Products:
                    SUSE Linux Enterprise Live Patching 12-SP3
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for the Linux Kernel 4.4.103-6_33 fixes one issue.

   The following security issue was fixed:

   - CVE-2017-17712: The raw_sendmsg() function had a race condition that
     lead to uninitialized stack pointer usage. This allowed a local user to
     execute code and gain privileges (bsc#1073230).


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 Live Patching 12-SP3:

      zypper in -t patch SUSE-SLE-Live-Patching-12-SP3-2018-298=1

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


Package List:

   - SUSE Linux Enterprise Live Patching 12-SP3 (ppc64le x86_64):

      kgraft-patch-4_4_103-6_33-default-2-2.1
      kgraft-patch-4_4_103-6_33-default-debuginfo-2-2.1


References:

   https://www.suse.com/security/cve/CVE-2017-17712.html
   https://bugzilla.suse.com/1073230


- ---


   SUSE Security Update: Security update for the Linux Kernel (Live Patch 7 for SLE 12 SP3)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:0436-1
Rating:             important
References:         #1073230 
Cross-References:   CVE-2017-17712
Affected Products:
                    SUSE Linux Enterprise Live Patching 12-SP3
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for the Linux Kernel 4.4.103-6_38 fixes one issue.

   The following security issue was fixed:

   - CVE-2017-17712: The raw_sendmsg() function had a race condition that
     lead to uninitialized stack pointer usage. This allowed a local user to
     execute code and gain privileges (bsc#1073230).


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 Live Patching 12-SP3:

      zypper in -t patch SUSE-SLE-Live-Patching-12-SP3-2018-299=1

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


Package List:

   - SUSE Linux Enterprise Live Patching 12-SP3 (ppc64le x86_64):

      kgraft-patch-4_4_103-6_38-default-2-2.1
      kgraft-patch-4_4_103-6_38-default-debuginfo-2-2.1


References:

   https://www.suse.com/security/cve/CVE-2017-17712.html
   https://bugzilla.suse.com/1073230

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

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