Security update for the Linux Kernel (Live Patch 33 for SLE 12 SP2)

Announcement ID:	SUSE-SU-2020:1765-1
Rating:	important
References:	bsc#1172437
Cross-References:	CVE-2020-10757
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
Affected Products:	SUSE Linux Enterprise High Performance Computing 12 SP2 SUSE Linux Enterprise High Performance Computing 12 SP3 SUSE Linux Enterprise Server 12 SP2 SUSE Linux Enterprise Server 12 SP2 ESPOS 12-SP2 SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2 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 SP2 SUSE Linux Enterprise Server for SAP Applications 12 SP3

An update that solves one vulnerability can now be installed.

Description:

This update for the Linux Kernel 4.4.121-92_125 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 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 SP2
  zypper in -t patch SUSE-SLE-SAP-12-SP2-2020-1765=1 SUSE-SLE-SAP-12-SP2-2020-1764=1
• SUSE Linux Enterprise Server 12 SP2 ESPOS 12-SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-ESPOS-2020-1765=1 SUSE-SLE-SERVER-12-SP2-ESPOS-2020-1764=1
• SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-2020-1765=1 SUSE-SLE-SERVER-12-SP2-2020-1764=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3
  zypper in -t patch SUSE-SLE-SAP-12-SP3-2020-1780=1 SUSE-SLE-SAP-12-SP3-2020-1781=1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-ESPOS-2020-1780=1 SUSE-SLE-SERVER-12-SP3-ESPOS-2020-1781=1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2020-1781=1 SUSE-SLE-SERVER-12-SP3-2020-1780=1

Package List:

• SUSE Linux Enterprise Server for SAP Applications 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 ESPOS 12-SP2 (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 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 for SAP Applications 12 SP3 (ppc64le x86_64)
  • kgraft-patch-4_4_180-94_113-default-5-2.1
  • kgraft-patch-4_4_180-94_107-default-6-2.1
  • kgraft-patch-4_4_180-94_113-default-debuginfo-5-2.1
  • kgraft-patch-4_4_180-94_107-default-debuginfo-6-2.1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3 (x86_64)
  • kgraft-patch-4_4_180-94_113-default-5-2.1
  • kgraft-patch-4_4_180-94_107-default-6-2.1
  • kgraft-patch-4_4_180-94_113-default-debuginfo-5-2.1
  • kgraft-patch-4_4_180-94_107-default-debuginfo-6-2.1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3 (ppc64le x86_64)
  • kgraft-patch-4_4_180-94_113-default-5-2.1
  • kgraft-patch-4_4_180-94_107-default-6-2.1
  • kgraft-patch-4_4_180-94_113-default-debuginfo-5-2.1
  • kgraft-patch-4_4_180-94_107-default-debuginfo-6-2.1

References:

• https://www.suse.com/security/cve/CVE-2020-10757.html
• https://bugzilla.suse.com/show_bug.cgi?id=1172437