Security update for the Linux Kernel (Live Patch 34 for SLE 12 SP2)

Announcement ID:	SUSE-SU-2020:3651-1
Rating:	important
References:	bsc#1178622 bsc#1178700 bsc#1178783
Cross-References:	CVE-2020-25668 CVE-2020-25705 CVE-2020-8694
CVSS scores:	CVE-2020-25668 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2020-25668 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2020-25705 ( SUSE ): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N CVE-2020-25705 ( NVD ): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N CVE-2020-8694 ( SUSE ): 5.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N CVE-2020-8694 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Products:	SUSE Linux Enterprise High Performance Computing 12 SP2 SUSE Linux Enterprise High Performance Computing 12 SP3 SUSE Linux Enterprise High Performance Computing 15 SUSE Linux Enterprise High Performance Computing 15 SP2 SUSE Linux Enterprise Live Patching 15-SP2 SUSE Linux Enterprise Live Patching 15 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 15 SUSE Linux Enterprise Server 15 SP2 SUSE Linux Enterprise Server for SAP Applications 12 SP2 SUSE Linux Enterprise Server for SAP Applications 12 SP3 SUSE Linux Enterprise Server for SAP Applications 15 SUSE Linux Enterprise Server for SAP Applications 15 SP2

An update that solves three vulnerabilities can now be installed.

Description:

This update for the Linux Kernel 4.4.121-92_129 fixes several issues.

The following security issues were fixed:

• CVE-2020-25668: Fixed a concurrency use-after-free in con_font_op (bsc#1178622).
• CVE-2020-8694: Fixed an insufficient access control in the Linux kernel driver for some Intel(R) Processors which might have allowed an authenticated user to potentially enable information disclosure via local access (bsc#1178700).
• CVE-2020-25705: Fixed a flaw which could have allowed an off-path remote user to effectively bypass source port UDP randomization (bsc#1178783).

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-SP2-2020-3646=1 SUSE-SLE-SAP-12-SP2-2020-3644=1 SUSE-SLE-SAP-12-SP2-2020-3647=1 SUSE-SLE-SAP-12-SP2-2020-3645=1
• SUSE Linux Enterprise Server 12 SP2 ESPOS 12-SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-ESPOS-2020-3646=1 SUSE-SLE-SERVER-12-SP2-ESPOS-2020-3644=1 SUSE-SLE-SERVER-12-SP2-ESPOS-2020-3647=1 SUSE-SLE-SERVER-12-SP2-ESPOS-2020-3645=1
• SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-2020-3645=1 SUSE-SLE-SERVER-12-SP2-2020-3646=1 SUSE-SLE-SERVER-12-SP2-2020-3644=1 SUSE-SLE-SERVER-12-SP2-2020-3647=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3
  zypper in -t patch SUSE-SLE-SAP-12-SP3-2020-3649=1 SUSE-SLE-SAP-12-SP3-2020-3650=1 SUSE-SLE-SAP-12-SP3-2020-3651=1 SUSE-SLE-SAP-12-SP3-2020-3652=1 SUSE-SLE-SAP-12-SP3-2020-3654=1 SUSE-SLE-SAP-12-SP3-2020-3655=1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-ESPOS-2020-3649=1 SUSE-SLE-SERVER-12-SP3-ESPOS-2020-3650=1 SUSE-SLE-SERVER-12-SP3-ESPOS-2020-3651=1 SUSE-SLE-SERVER-12-SP3-ESPOS-2020-3652=1 SUSE-SLE-SERVER-12-SP3-ESPOS-2020-3654=1 SUSE-SLE-SERVER-12-SP3-ESPOS-2020-3655=1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2020-3655=1 SUSE-SLE-SERVER-12-SP3-2020-3649=1 SUSE-SLE-SERVER-12-SP3-2020-3650=1 SUSE-SLE-SERVER-12-SP3-2020-3651=1 SUSE-SLE-SERVER-12-SP3-2020-3652=1 SUSE-SLE-SERVER-12-SP3-2020-3654=1
• SUSE Linux Enterprise Live Patching 15
  zypper in -t patch SUSE-SLE-Module-Live-Patching-15-2020-3676=1 SUSE-SLE-Module-Live-Patching-15-2020-3677=1 SUSE-SLE-Module-Live-Patching-15-2020-3678=1 SUSE-SLE-Module-Live-Patching-15-2020-3679=1
• SUSE Linux Enterprise Live Patching 15-SP2
  zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2020-3691=1 SUSE-SLE-Module-Live-Patching-15-SP2-2020-3692=1 SUSE-SLE-Module-Live-Patching-15-SP2-2020-3693=1 SUSE-SLE-Module-Live-Patching-15-SP2-2020-3694=1 SUSE-SLE-Module-Live-Patching-15-SP2-2020-3695=1 SUSE-SLE-Module-Live-Patching-15-SP2-2020-3696=1 SUSE-SLE-Module-Live-Patching-15-SP2-2020-3697=1

Package List:

• SUSE Linux Enterprise Server for SAP Applications 12 SP2 (ppc64le x86_64)
  • kgraft-patch-4_4_121-92_135-default-5-2.2
  • kgraft-patch-4_4_121-92_141-default-4-2.1
  • kgraft-patch-4_4_121-92_129-default-7-2.2
  • kgraft-patch-4_4_121-92_138-default-5-2.1
• SUSE Linux Enterprise Server 12 SP2 ESPOS 12-SP2 (x86_64)
  • kgraft-patch-4_4_121-92_135-default-5-2.2
  • kgraft-patch-4_4_121-92_141-default-4-2.1
  • kgraft-patch-4_4_121-92_129-default-7-2.2
  • kgraft-patch-4_4_121-92_138-default-5-2.1
• SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2 (ppc64le x86_64)
  • kgraft-patch-4_4_121-92_135-default-5-2.2
  • kgraft-patch-4_4_121-92_141-default-4-2.1
  • kgraft-patch-4_4_121-92_129-default-7-2.2
  • kgraft-patch-4_4_121-92_138-default-5-2.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3 (ppc64le x86_64)
  • kgraft-patch-4_4_180-94_130-default-debuginfo-4-2.1
  • kgraft-patch-4_4_180-94_113-default-debuginfo-9-2.2
  • kgraft-patch-4_4_180-94_124-default-5-2.2
  • kgraft-patch-4_4_180-94_127-default-5-2.1
  • kgraft-patch-4_4_180-94_127-default-debuginfo-5-2.1
  • kgraft-patch-4_4_180-94_113-default-9-2.2
  • kgraft-patch-4_4_180-94_116-default-debuginfo-6-2.2
  • kgraft-patch-4_4_180-94_130-default-4-2.1
  • kgraft-patch-4_4_180-94_116-default-6-2.2
  • kgraft-patch-4_4_180-94_124-default-debuginfo-5-2.2
  • kgraft-patch-4_4_180-94_121-default-5-2.2
  • kgraft-patch-4_4_180-94_121-default-debuginfo-5-2.2
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3 (x86_64)
  • kgraft-patch-4_4_180-94_130-default-debuginfo-4-2.1
  • kgraft-patch-4_4_180-94_113-default-debuginfo-9-2.2
  • kgraft-patch-4_4_180-94_124-default-5-2.2
  • kgraft-patch-4_4_180-94_127-default-5-2.1
  • kgraft-patch-4_4_180-94_127-default-debuginfo-5-2.1
  • kgraft-patch-4_4_180-94_113-default-9-2.2
  • kgraft-patch-4_4_180-94_116-default-debuginfo-6-2.2
  • kgraft-patch-4_4_180-94_130-default-4-2.1
  • kgraft-patch-4_4_180-94_116-default-6-2.2
  • kgraft-patch-4_4_180-94_124-default-debuginfo-5-2.2
  • kgraft-patch-4_4_180-94_121-default-5-2.2
  • kgraft-patch-4_4_180-94_121-default-debuginfo-5-2.2
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3 (ppc64le x86_64)
  • kgraft-patch-4_4_180-94_130-default-debuginfo-4-2.1
  • kgraft-patch-4_4_180-94_113-default-debuginfo-9-2.2
  • kgraft-patch-4_4_180-94_124-default-5-2.2
  • kgraft-patch-4_4_180-94_127-default-5-2.1
  • kgraft-patch-4_4_180-94_127-default-debuginfo-5-2.1
  • kgraft-patch-4_4_180-94_113-default-9-2.2
  • kgraft-patch-4_4_180-94_116-default-debuginfo-6-2.2
  • kgraft-patch-4_4_180-94_130-default-4-2.1
  • kgraft-patch-4_4_180-94_116-default-6-2.2
  • kgraft-patch-4_4_180-94_124-default-debuginfo-5-2.2
  • kgraft-patch-4_4_180-94_121-default-5-2.2
  • kgraft-patch-4_4_180-94_121-default-debuginfo-5-2.2
• SUSE Linux Enterprise Live Patching 15 (ppc64le x86_64)
  • kernel-livepatch-4_12_14-150_55-default-5-2.1
  • kernel-livepatch-4_12_14-150_52-default-debuginfo-5-2.2
  • kernel-livepatch-4_12_14-150_58-default-debuginfo-4-2.1
  • kernel-livepatch-4_12_14-150_47-default-9-2.2
  • kernel-livepatch-4_12_14-150_47-default-debuginfo-9-2.2
  • kernel-livepatch-4_12_14-150_58-default-4-2.1
  • kernel-livepatch-4_12_14-150_52-default-5-2.2
  • kernel-livepatch-4_12_14-150_55-default-debuginfo-5-2.1
• SUSE Linux Enterprise Live Patching 15-SP2 (ppc64le s390x x86_64)
  • kernel-livepatch-5_3_18-24_15-default-4-2.1
  • kernel-livepatch-5_3_18-24_12-default-debuginfo-4-2.1
  • kernel-livepatch-5_3_18-24_24-default-debuginfo-4-2.1
  • kernel-livepatch-5_3_18-24_29-default-debuginfo-2-2.1
  • kernel-livepatch-5_3_18-24_15-default-debuginfo-4-2.1
  • kernel-livepatch-5_3_18-24_12-default-4-2.1
  • kernel-livepatch-5_3_18-22-default-5-5.2
  • kernel-livepatch-SLE15-SP2_Update_4-debugsource-4-2.1
  • kernel-livepatch-5_3_18-24_34-default-debuginfo-2-2.1
  • kernel-livepatch-SLE15-SP2_Update_3-debugsource-4-2.1
  • kernel-livepatch-5_3_18-24_24-default-4-2.1
  • kernel-livepatch-5_3_18-24_29-default-2-2.1
  • kernel-livepatch-SLE15-SP2_Update_6-debugsource-2-2.1
  • kernel-livepatch-5_3_18-24_9-default-5-2.1
  • kernel-livepatch-5_3_18-22-default-debuginfo-5-5.2
  • kernel-livepatch-SLE15-SP2_Update_1-debugsource-5-2.1
  • kernel-livepatch-SLE15-SP2_Update_5-debugsource-2-2.1
  • kernel-livepatch-5_3_18-24_9-default-debuginfo-5-2.1
  • kernel-livepatch-SLE15-SP2_Update_2-debugsource-4-2.1
  • kernel-livepatch-SLE15-SP2_Update_0-debugsource-5-5.2
  • kernel-livepatch-5_3_18-24_34-default-2-2.1

References:

• https://www.suse.com/security/cve/CVE-2020-25668.html
• https://www.suse.com/security/cve/CVE-2020-25705.html
• https://www.suse.com/security/cve/CVE-2020-8694.html
• https://bugzilla.suse.com/show_bug.cgi?id=1178622
• https://bugzilla.suse.com/show_bug.cgi?id=1178700
• https://bugzilla.suse.com/show_bug.cgi?id=1178783