SUSE-SU-2017:2813-1: important: Security update for Linux Kernel Live Patch 13 for SLE 12 SP2

[sle-updates at lists.suse.com]

   SUSE Security Update: Security update for Linux Kernel Live Patch 13 for SLE 12 SP2
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Announcement ID:    SUSE-SU-2017:2813-1
Rating:             important
References:         #1052368 #1053150 
Cross-References:   CVE-2017-1000112 CVE-2017-100012 CVE-2017-12762
                   
Affected Products:
                    SUSE Linux Enterprise Live Patching 12
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   An update that fixes three vulnerabilities is now available.

Description:

   This update for the Linux Kernel 4.4.74-92_38 fixes several issues.

   The following security bugs were fixed:

   - CVE-2017-1000112: Updated patch for this issue to be in sync with the
     other livepatches. Description of the issue: Prevent race condition in
     net-packet code that could have been exploited by unprivileged users to
     gain root access (bsc#1052368, bsc#1052311).
   - CVE-2017-12762: In drivers/isdn/i4l/isdn_net.c a user-controlled buffer
     was copied into a local buffer of constant size using strcpy without a
     length check which can cause a buffer overflow (bsc#1053150).


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:

      zypper in -t patch SUSE-SLE-Live-Patching-12-2017-1751=1

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


Package List:

   - SUSE Linux Enterprise Live Patching 12 (x86_64):

      kgraft-patch-4_4_74-92_38-default-2-4.1


References:

   https://www.suse.com/security/cve/CVE-2017-1000112.html
   https://www.suse.com/security/cve/CVE-2017-100012.html
   https://www.suse.com/security/cve/CVE-2017-12762.html
   https://bugzilla.suse.com/1052368
   https://bugzilla.suse.com/1053150