SUSE-SU-2020:3690-1: important: Security update for the Linux Kernel (Live Patch 18 for SLE 15 SP1)

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

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 18 for SLE 15 SP1)
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Announcement ID:    SUSE-SU-2020:3690-1
Rating:             important
References:         #1178622 #1178783 
Cross-References:   CVE-2020-25668 CVE-2020-25705
Affected Products:
                    SUSE Linux Enterprise Module for Live Patching 15-SP1
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   An update that fixes two vulnerabilities is now available.

Description:

   This update for the Linux Kernel 4.12.14-197_67 fixes several issues.

   The following security issues were fixed:

   - CVE-2020-25668: Fixed a concurrency use-after-free in con_font_op
     (bsc#1178622).
   - CVE-2020-25705: Fixed a flaw which could have allowed an off-path remote
     user to effectively bypass source port UDP randomization (bsc#1178783).


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-SP1:

      zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2020-3690=1



Package List:

   - SUSE Linux Enterprise Module for Live Patching 15-SP1 (ppc64le x86_64):

      kernel-livepatch-4_12_14-197_67-default-2-2.1


References:

   https://www.suse.com/security/cve/CVE-2020-25668.html
   https://www.suse.com/security/cve/CVE-2020-25705.html
   https://bugzilla.suse.com/1178622
   https://bugzilla.suse.com/1178783