SUSE-SU-2018:3881-1: important: Security update for the Linux Kernel (Live Patch 1 for SLE 15)

[sle-security-updates at lists.suse.com]

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 1 for SLE 15)
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Announcement ID:    SUSE-SU-2018:3881-1
Rating:             important
References:         #1103098 
Cross-References:   CVE-2018-5391
Affected Products:
                    SUSE Linux Enterprise Module for Live Patching 15
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   An update that fixes one vulnerability is now available.

Description:

   This update for the Linux Kernel 4.12.14-25_3 fixes one issue.

   The following security issue was fixed:

   - CVE-2018-5391: Fixed a denial of service attack with low rates of
     specially modified packets targeting IP fragment re-assembly. An
     attacker may have caused a denial of service condition by sending
     specially crafted IP fragments. The current vulnerability
     (CVE-2018-5391) became exploitable in the Linux kernel with the increase
     of the IP fragment reassembly queue size (bsc#1103098).


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:

   - SUSE Linux Enterprise Module for Live Patching 15:

      zypper in -t patch SUSE-SLE-Module-Live-Patching-15-2018-2767=1 SUSE-SLE-Module-Live-Patching-15-2018-2770=1



Package List:

   - SUSE Linux Enterprise Module for Live Patching 15 (ppc64le x86_64):

      kernel-livepatch-4_12_14-25_3-default-6-2.1
      kernel-livepatch-4_12_14-25_3-default-debuginfo-6-2.1
      kernel-livepatch-4_12_14-25_6-default-6-2.1
      kernel-livepatch-4_12_14-25_6-default-debuginfo-6-2.1


References:

   https://www.suse.com/security/cve/CVE-2018-5391.html
   https://bugzilla.suse.com/1103098