Security update for the Linux Kernel (Live Patch 5 for SLE 12 SP5)

Announcement ID: SUSE-SU-2020:2517-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2020-14331 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2020-14331 ( NVD ): 6.6 CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2020-15780 ( SUSE ): 7.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:N
  • CVE-2020-15780 ( NVD ): 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  • CVE-2020-1749 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • CVE-2020-1749 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Products:
  • SUSE Linux Enterprise High Performance Computing 12 SP5
  • SUSE Linux Enterprise High Performance Computing 15 SP1
  • SUSE Linux Enterprise Live Patching 15-SP1
  • SUSE Linux Enterprise Live Patching 12-SP5
  • SUSE Linux Enterprise Server 12 SP5
  • SUSE Linux Enterprise Server 15 SP1
  • SUSE Linux Enterprise Server for SAP Applications 12 SP5
  • SUSE Linux Enterprise Server for SAP Applications 15 SP1

An update that solves three vulnerabilities can now be installed.

Description:

This update for the Linux Kernel 4.12.14-122_23 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-2020-1749: Fixed a flaw in IPsec where some IPv6 protocols were not encrypted (bsc#1165631).

Patch Instructions:

To install this SUSE 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-SP5
    zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2020-2516=1 SUSE-SLE-Live-Patching-12-SP5-2020-2517=1
  • SUSE Linux Enterprise Live Patching 15-SP1
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2020-2533=1

Package List:

  • SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64)
    • kgraft-patch-4_12_14-122_26-default-2-2.2
    • kgraft-patch-4_12_14-122_23-default-2-2.2
  • SUSE Linux Enterprise Live Patching 15-SP1 (ppc64le x86_64)
    • kernel-livepatch-4_12_14-197_45-default-2-2.2

References: