Security update for the Linux Kernel (Live Patch 30 for SLE 12 SP2)

Announcement ID:	SUSE-SU-2020:1768-1
Rating:	important
References:	bsc#1172140 bsc#1172437
Cross-References:	CVE-2019-15666 CVE-2020-10757
CVSS scores:	CVE-2019-15666 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2019-15666 ( NVD ): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H CVE-2019-15666 ( NVD ): 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H 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 two vulnerabilities can now be installed.

Description:

This update for the Linux Kernel 4.4.121-92_114 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-2019-15666: Fixed an out of bounds read __xfrm_policy_unlink, which could have led to denial of service (bsc#1172140).

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-SP2-2020-1766=1 SUSE-SLE-SAP-12-SP2-2020-1768=1 SUSE-SLE-SAP-12-SP2-2020-1767=1
• SUSE Linux Enterprise Server 12 SP2 ESPOS 12-SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-ESPOS-2020-1767=1 SUSE-SLE-SERVER-12-SP2-ESPOS-2020-1766=1 SUSE-SLE-SERVER-12-SP2-ESPOS-2020-1768=1
• SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-2020-1767=1 SUSE-SLE-SERVER-12-SP2-2020-1766=1 SUSE-SLE-SERVER-12-SP2-2020-1768=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3
  zypper in -t patch SUSE-SLE-SAP-12-SP3-2020-1783=1 SUSE-SLE-SAP-12-SP3-2020-1782=1 SUSE-SLE-SAP-12-SP3-2020-1784=1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-ESPOS-2020-1783=1 SUSE-SLE-SERVER-12-SP3-ESPOS-2020-1782=1 SUSE-SLE-SERVER-12-SP3-ESPOS-2020-1784=1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2020-1783=1 SUSE-SLE-SERVER-12-SP3-2020-1782=1 SUSE-SLE-SERVER-12-SP3-2020-1784=1

Package List:

• SUSE Linux Enterprise Server for SAP Applications 12 SP2 (ppc64le x86_64)
  • kgraft-patch-4_4_121-92_120-default-8-2.1
  • kgraft-patch-4_4_121-92_114-default-10-2.1
  • kgraft-patch-4_4_121-92_117-default-9-2.1
• SUSE Linux Enterprise Server 12 SP2 ESPOS 12-SP2 (x86_64)
  • kgraft-patch-4_4_121-92_120-default-8-2.1
  • kgraft-patch-4_4_121-92_114-default-10-2.1
  • kgraft-patch-4_4_121-92_117-default-9-2.1
• SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2 (ppc64le x86_64)
  • kgraft-patch-4_4_121-92_120-default-8-2.1
  • kgraft-patch-4_4_121-92_114-default-10-2.1
  • kgraft-patch-4_4_121-92_117-default-9-2.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3 (ppc64le x86_64)
  • kgraft-patch-4_4_180-94_97-default-debuginfo-10-2.1
  • kgraft-patch-4_4_180-94_100-default-8-2.1
  • kgraft-patch-4_4_180-94_103-default-debuginfo-8-2.1
  • kgraft-patch-4_4_180-94_97-default-10-2.1
  • kgraft-patch-4_4_180-94_100-default-debuginfo-8-2.1
  • kgraft-patch-4_4_180-94_103-default-8-2.1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3 (x86_64)
  • kgraft-patch-4_4_180-94_97-default-debuginfo-10-2.1
  • kgraft-patch-4_4_180-94_100-default-8-2.1
  • kgraft-patch-4_4_180-94_103-default-debuginfo-8-2.1
  • kgraft-patch-4_4_180-94_97-default-10-2.1
  • kgraft-patch-4_4_180-94_100-default-debuginfo-8-2.1
  • kgraft-patch-4_4_180-94_103-default-8-2.1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3 (ppc64le x86_64)
  • kgraft-patch-4_4_180-94_97-default-debuginfo-10-2.1
  • kgraft-patch-4_4_180-94_100-default-8-2.1
  • kgraft-patch-4_4_180-94_103-default-debuginfo-8-2.1
  • kgraft-patch-4_4_180-94_97-default-10-2.1
  • kgraft-patch-4_4_180-94_100-default-debuginfo-8-2.1
  • kgraft-patch-4_4_180-94_103-default-8-2.1

References:

• https://www.suse.com/security/cve/CVE-2019-15666.html
• https://www.suse.com/security/cve/CVE-2020-10757.html
• https://bugzilla.suse.com/show_bug.cgi?id=1172140
• https://bugzilla.suse.com/show_bug.cgi?id=1172437