SUSE Security Update: Security update for the Linux Kernel (Live Patch 14 for SLE 12 SP4)
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Announcement ID:    SUSE-SU-2020:2509-1
Rating:             important
References:         #1165631 #1173659 #1174186 #1174247 
Cross-References:   CVE-2019-16746 CVE-2020-14331 CVE-2020-15780
                    CVE-2020-1749
Affected Products:
                    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 4.12.14-95_54 fixes several issues.

   The following security issues were fixed:

   - CVE-2020-14331: Fixed a buffer over-write in vgacon_scroll (bsc#1174247).
   - CVE-2020-15780: Fixed a lockdown bypass via injection of malicious ACPI
     tables via configfs (bsc#1174186).
   - CVE-2019-16746: Fixed a buffer overflow in net/wireless/nl80211.c
     (bsc#1173659).
   - CVE-2020-1749: Fixed a flaw in IPsec where some IPv6 protocols were not
     encrypted (bsc#1165631).


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-SP4-2020-2509=1



Package List:

   - SUSE Linux Enterprise Live Patching 12-SP4 (ppc64le s390x x86_64):

      kgraft-patch-4_12_14-95_54-default-2-2.2


References:

   https://www.suse.com/security/cve/CVE-2019-16746.html
   https://www.suse.com/security/cve/CVE-2020-14331.html
   https://www.suse.com/security/cve/CVE-2020-15780.html
   https://www.suse.com/security/cve/CVE-2020-1749.html
   https://bugzilla.suse.com/1165631
   https://bugzilla.suse.com/1173659
   https://bugzilla.suse.com/1174186
   https://bugzilla.suse.com/1174247

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