SUSE Security Update: Security update for the Linux Kernel (Live Patch 5 for SLE 12 SP4)
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Announcement ID:    SUSE-SU-2020:1758-1
Rating:             important
References:         #1171746 #1172140 #1172437 
Cross-References:   CVE-2018-1000199 CVE-2019-15666 CVE-2020-10757
                   
Affected Products:
                    SUSE Linux Enterprise Live Patching 12-SP4
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   An update that fixes three vulnerabilities is now available.

Description:

   This update for the Linux Kernel 4.12.14-95_19 fixes several issues.

   The following security issues were fixed:

   - CVE-2020-10757: Fixed an issue where remaping hugepage DAX to anon mmap
     could have caused user PTE access (bsc#1172437).
   - CVE-2019-15666: Fixed an out of bounds read __xfrm_policy_unlink, which
     could have led to denial of service (bsc#1172140).
   - CVE-2018-1000199: Fixed a potential local code execution via ptrace
     (bsc#1171746).


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 Live Patching 12-SP4:

      zypper in -t patch SUSE-SLE-Live-Patching-12-SP4-2020-1756=1 SUSE-SLE-Live-Patching-12-SP4-2020-1757=1 SUSE-SLE-Live-Patching-12-SP4-2020-1758=1



Package List:

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

      kgraft-patch-4_12_14-95_19-default-9-2.1
      kgraft-patch-4_12_14-95_24-default-8-2.1
      kgraft-patch-4_12_14-95_29-default-8-2.1


References:

   https://www.suse.com/security/cve/CVE-2018-1000199.html
   https://www.suse.com/security/cve/CVE-2019-15666.html
   https://www.suse.com/security/cve/CVE-2020-10757.html
   https://bugzilla.suse.com/1171746
   https://bugzilla.suse.com/1172140
   https://bugzilla.suse.com/1172437

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