Security update for the Linux Kernel (Live Patch 10 for SLE 15 SP3)

Announcement ID:	SUSE-SU-2022:0984-1
Rating:	important
References:	bsc#1192991 bsc#1195908 bsc#1196301
Cross-References:	CVE-2021-4001 CVE-2022-0492 CVE-2022-25636
CVSS scores:	CVE-2021-4001 ( SUSE ): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2021-4001 ( NVD ): 4.1 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N CVE-2022-0492 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2022-0492 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2022-25636 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2022-25636 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:	openSUSE Leap 15.3 SUSE Linux Enterprise High Performance Computing 15 SP3 SUSE Linux Enterprise Live Patching 15-SP3 SUSE Linux Enterprise Micro 5.1 SUSE Linux Enterprise Micro 5.2 SUSE Linux Enterprise Server 15 SP3 SUSE Linux Enterprise Server for SAP Applications 15 SP3

An update that solves three vulnerabilities can now be installed.

Description:

This update for the Linux Kernel 5.3.18-59_37 fixes several issues.

The following security issues were fixed:

• CVE-2022-25636: Fixed an issue which allowed a local users to gain privileges because of a heap out-of-bounds write in nf_dup_netdev.c, related to nf_tables_offload (bsc#1196299).
• CVE-2021-4001: Fixed a race condition when the EBPF map is frozen (bsc#1192990).
• CVE-2022-0492: Fixed a privilege escalation related to cgroups v1 release_agent feature, which allowed bypassing namespace isolation unexpectedly (bsc#1195543).

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:

• openSUSE Leap 15.3
  zypper in -t patch SUSE-2022-984=1 SUSE-2022-1016=1 SUSE-2022-983=1 SUSE-2022-982=1 SUSE-2022-980=1
• SUSE Linux Enterprise Live Patching 15-SP3
  zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2022-984=1 SUSE-SLE-Module-Live-Patching-15-SP3-2022-1016=1 SUSE-SLE-Module-Live-Patching-15-SP3-2022-983=1 SUSE-SLE-Module-Live-Patching-15-SP3-2022-982=1 SUSE-SLE-Module-Live-Patching-15-SP3-2022-980=1

Package List:

• openSUSE Leap 15.3 (ppc64le s390x x86_64)
  • kernel-livepatch-5_3_18-59_34-default-6-150300.2.1
  • kernel-livepatch-5_3_18-59_37-default-5-150300.2.1
  • kernel-livepatch-SLE15-SP3_Update_10-debugsource-5-150300.2.1
  • kernel-livepatch-5_3_18-59_34-default-debuginfo-6-150300.2.1
  • kernel-livepatch-5_3_18-59_24-default-7-150300.2.1
  • kernel-livepatch-SLE15-SP3_Update_7-debugsource-7-150300.2.1
  • kernel-livepatch-5_3_18-59_19-default-debuginfo-9-150300.2.1
  • kernel-livepatch-5_3_18-59_24-default-debuginfo-7-150300.2.1
  • kernel-livepatch-5_3_18-59_27-default-debuginfo-7-150300.2.1
  • kernel-livepatch-SLE15-SP3_Update_9-debugsource-6-150300.2.1
  • kernel-livepatch-5_3_18-59_19-default-9-150300.2.1
  • kernel-livepatch-5_3_18-59_37-default-debuginfo-5-150300.2.1
  • kernel-livepatch-SLE15-SP3_Update_5-debugsource-9-150300.2.1
  • kernel-livepatch-SLE15-SP3_Update_6-debugsource-7-150300.2.1
  • kernel-livepatch-5_3_18-59_27-default-7-150300.2.1
• openSUSE Leap 15.3 (x86_64)
  • kernel-livepatch-5_3_18-59_34-preempt-6-150300.2.1
  • kernel-livepatch-5_3_18-59_19-preempt-debuginfo-9-150300.2.1
  • kernel-livepatch-5_3_18-59_24-preempt-debuginfo-7-150300.2.1
  • kernel-livepatch-5_3_18-59_27-preempt-debuginfo-7-150300.2.1
  • kernel-livepatch-5_3_18-59_27-preempt-7-150300.2.1
  • kernel-livepatch-5_3_18-59_37-preempt-5-150300.2.1
  • kernel-livepatch-5_3_18-59_19-preempt-9-150300.2.1
  • kernel-livepatch-5_3_18-59_34-preempt-debuginfo-6-150300.2.1
  • kernel-livepatch-5_3_18-59_37-preempt-debuginfo-5-150300.2.1
  • kernel-livepatch-5_3_18-59_24-preempt-7-150300.2.1
• SUSE Linux Enterprise Live Patching 15-SP3 (ppc64le s390x x86_64)
  • kernel-livepatch-5_3_18-59_34-default-6-150300.2.1
  • kernel-livepatch-5_3_18-59_37-default-5-150300.2.1
  • kernel-livepatch-SLE15-SP3_Update_10-debugsource-5-150300.2.1
  • kernel-livepatch-5_3_18-59_34-default-debuginfo-6-150300.2.1
  • kernel-livepatch-5_3_18-59_24-default-7-150300.2.1
  • kernel-livepatch-SLE15-SP3_Update_7-debugsource-7-150300.2.1
  • kernel-livepatch-5_3_18-59_19-default-debuginfo-9-150300.2.1
  • kernel-livepatch-5_3_18-59_24-default-debuginfo-7-150300.2.1
  • kernel-livepatch-5_3_18-59_27-default-debuginfo-7-150300.2.1
  • kernel-livepatch-SLE15-SP3_Update_9-debugsource-6-150300.2.1
  • kernel-livepatch-5_3_18-59_19-default-9-150300.2.1
  • kernel-livepatch-5_3_18-59_37-default-debuginfo-5-150300.2.1
  • kernel-livepatch-SLE15-SP3_Update_5-debugsource-9-150300.2.1
  • kernel-livepatch-SLE15-SP3_Update_6-debugsource-7-150300.2.1
  • kernel-livepatch-5_3_18-59_27-default-7-150300.2.1

References:

• https://www.suse.com/security/cve/CVE-2021-4001.html
• https://www.suse.com/security/cve/CVE-2022-0492.html
• https://www.suse.com/security/cve/CVE-2022-25636.html
• https://bugzilla.suse.com/show_bug.cgi?id=1192991
• https://bugzilla.suse.com/show_bug.cgi?id=1195908
• https://bugzilla.suse.com/show_bug.cgi?id=1196301