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

Announcement ID: SUSE-SU-2020:1779-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2020-10757 ( SUSE ): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE-2020-10757 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2020-12653 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2020-12653 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2020-12654 ( SUSE ): 8.0 CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2020-12654 ( NVD ): 7.1 CVSS:3.1/AV:A/AC:H/PR:N/UI:R/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 SP3
  • SUSE Linux Enterprise Server 12 SP3
  • SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3
  • SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3
  • SUSE Linux Enterprise Server for SAP Applications 12 SP3

An update that solves four vulnerabilities can now be installed.

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 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 Applications 12 SP3
    zypper in -t patch SUSE-SLE-SAP-12-SP3-2020-1779=1
  • SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3
    zypper in -t patch SUSE-SLE-SERVER-12-SP3-ESPOS-2020-1779=1
  • SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3
    zypper in -t patch SUSE-SLE-SERVER-12-SP3-2020-1779=1

Package List:

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

References: