Security update for the Linux Kernel (Live Patch 31 for SLE 12 SP3)

SUSE Security Update: Security update for the Linux Kernel (Live Patch 31 for SLE 12 SP3)
Announcement ID: SUSE-SU-2020:1779-1
Rating: important
References: #1165631 #1171252 #1171254 #1172437
Cross-References:CVE-2020-10757 CVE-2020-12653 CVE-2020-12654 CVE-2020-1749
Affected Products:
  • SUSE Linux Enterprise Server for SAP 12-SP3
  • SUSE Linux Enterprise Server 12-SP3-LTSS

An update that fixes four vulnerabilities is now available.

Description:

This update for the Linux Kernel 4.4.180-94_116 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-2020-12653: Fixed an issue in the wifi driver which could have allowed local users to gain privileges or cause a denial of service (bsc#1171254).
  • CVE-2020-12654: Fixed an issue in he wifi driver which could have allowed a remote AP to trigger a heap-based buffer overflow (bsc#1171252).
  • CVE-2020-1749: Fixed an issue where some ipv6 protocols were not encrypted over ipsec tunnel (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 Server for SAP 12-SP3:
    zypper in -t patch SUSE-SLE-SAP-12-SP3-2020-1779=1
  • SUSE Linux Enterprise Server 12-SP3-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-SP3-2020-1779=1

Package List:

  • SUSE Linux Enterprise Server for SAP 12-SP3 (ppc64le x86_64):
    • kgraft-patch-4_4_180-94_116-default-2-2.1
    • kgraft-patch-4_4_180-94_116-default-debuginfo-2-2.1
  • SUSE Linux Enterprise Server 12-SP3-LTSS (ppc64le x86_64):
    • kgraft-patch-4_4_180-94_116-default-2-2.1
    • kgraft-patch-4_4_180-94_116-default-debuginfo-2-2.1

References: