Security update for the Linux Kernel (Live Patch 34 for SLE 12 SP2)

SUSE Security Update: Security update for the Linux Kernel (Live Patch 34 for SLE 12 SP2)
Announcement ID: SUSE-SU-2020:1764-1
Rating: important
References: #1172437
Cross-References:CVE-2020-10757
Affected Products:
  • SUSE Linux Enterprise Server for SAP 12-SP2
  • SUSE Linux Enterprise Server 12-SP2-LTSS

An update that fixes one vulnerability is now available.

Description:

This update for the Linux Kernel 4.4.121-92_129 fixes one issue.
The following security issue was fixed:

  • CVE-2020-10757: Fixed an issue where remaping hugepage DAX to anon mmap could have caused user PTE access (bsc#1172437).

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 Server for SAP 12-SP2:
    zypper in -t patch SUSE-SLE-SAP-12-SP2-2020-1764=1 SUSE-SLE-SAP-12-SP2-2020-1765=1
  • SUSE Linux Enterprise Server 12-SP2-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-SP2-2020-1764=1 SUSE-SLE-SERVER-12-SP2-2020-1765=1

Package List:

  • SUSE Linux Enterprise Server for SAP 12-SP2 (ppc64le x86_64):
    • kgraft-patch-4_4_121-92_125-default-6-2.1
    • kgraft-patch-4_4_121-92_129-default-3-2.1
  • SUSE Linux Enterprise Server 12-SP2-LTSS (ppc64le x86_64):
    • kgraft-patch-4_4_121-92_125-default-6-2.1
    • kgraft-patch-4_4_121-92_129-default-3-2.1

References: