SUSE Security Update: Security update for the Linux Kernel (Live Patch 16 for SLE 15)
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Announcement ID:    SUSE-SU-2020:3449-1
Rating:             important
References:         #1177513 #1177729 #1178003 #1178264 
Cross-References:   CVE-2017-1000405 CVE-2020-0430 CVE-2020-12351
                    CVE-2020-25645
Affected Products:
                    SUSE Linux Enterprise Module for Live Patching 15
                    SUSE Linux Enterprise Live Patching 12-SP4
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   An update that fixes four vulnerabilities is now available.

Description:

   This update for the Linux Kernel 4.12.14-150_41 fixes several issues.

   The following security issues were fixed:

   - CVE-2017-1000405: Fixed a bug in the THP CoW support that could have
     been used by local attackers to corrupt memory of other processes and
     cause them to crash (bsc#1178264, bsc#1069496, bsc#1070307).
   - CVE-2020-0430: Fixed an OOB read in skb_headlen of
     /include/linux/skbuff.h (bsc#1176723, bsc#1178003).
   - CVE-2020-12351: Fixed a type confusion while processing AMP packets aka
     "BleedingTooth" aka "BadKarma" (bsc#1177724, bsc#1177729, bsc#1178397).
   - CVE-2020-25645: Fixed an an issue in IPsec that caused traffic between
     two Geneve endpoints to be unencrypted (bnc#1177513).


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-15-2020-3440=1

   - SUSE Linux Enterprise Live Patching 12-SP4:

      zypper in -t patch SUSE-SLE-Live-Patching-12-SP4-2020-3449=1



Package List:

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

      kernel-livepatch-4_12_14-150_41-default-8-2.2
      kernel-livepatch-4_12_14-150_41-default-debuginfo-8-2.2

   - SUSE Linux Enterprise Live Patching 12-SP4 (ppc64le x86_64):

      kgraft-patch-4_12_14-95_40-default-8-2.2


References:

   https://www.suse.com/security/cve/CVE-2017-1000405.html
   https://www.suse.com/security/cve/CVE-2020-0430.html
   https://www.suse.com/security/cve/CVE-2020-12351.html
   https://www.suse.com/security/cve/CVE-2020-25645.html
   https://bugzilla.suse.com/1177513
   https://bugzilla.suse.com/1177729
   https://bugzilla.suse.com/1178003
   https://bugzilla.suse.com/1178264