Security update for the Linux Kernel (Live Patch 18 for SLE 15 SP1)

SUSE Security Update: Security update for the Linux Kernel (Live Patch 18 for SLE 15 SP1)
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

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: