Security update for the Linux Kernel (Live Patch 18 for SLE 15 SP3)

Announcement ID:	SUSE-SU-2022:1989-1
Rating:	important
References:	bsc#1196959
Cross-References:	CVE-2021-39698
CVSS scores:	CVE-2021-39698 ( SUSE ): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2021-39698 ( 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 High Performance Computing 15 SP4 SUSE Linux Enterprise Live Patching 15-SP3 SUSE Linux Enterprise Live Patching 15-SP4 SUSE Linux Enterprise Micro 5.1 SUSE Linux Enterprise Micro 5.2 SUSE Linux Enterprise Micro 5.3 SUSE Linux Enterprise Micro 5.4 SUSE Linux Enterprise Real Time 15 SP4 SUSE Linux Enterprise Server 15 SP3 SUSE Linux Enterprise Server 15 SP4 SUSE Linux Enterprise Server for SAP Applications 15 SP3 SUSE Linux Enterprise Server for SAP Applications 15 SP4

An update that solves one vulnerability can now be installed.

Description:

This update for the Linux Kernel 5.3.18-150300_59_68 fixes one issue.

The following security issue was fixed:

• CVE-2021-39698: Fixed a possible memory corruption due to a use after free in aio_poll_complete_work of aio.c (bsc#1196959).

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-2022-1989=1 SUSE-2022-3411=1
• SUSE Linux Enterprise Live Patching 15-SP3
  zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2022-1989=1 SUSE-SLE-Module-Live-Patching-15-SP3-2022-3411=1
• SUSE Linux Enterprise Live Patching 15-SP4
  zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2022-3421=1 SUSE-SLE-Module-Live-Patching-15-SP4-2022-4036=1

Package List:

• openSUSE Leap 15.3 (ppc64le s390x x86_64)
  • kernel-livepatch-SLE15-SP3_Update_18-debugsource-2-150300.2.2
  • kernel-livepatch-SLE15-SP3_Update_24-debugsource-2-150300.2.2
  • kernel-livepatch-5_3_18-150300_59_68-default-2-150300.2.2
  • kernel-livepatch-5_3_18-150300_59_93-default-debuginfo-2-150300.2.2
  • kernel-livepatch-5_3_18-150300_59_93-default-2-150300.2.2
  • kernel-livepatch-5_3_18-150300_59_68-default-debuginfo-2-150300.2.2
• openSUSE Leap 15.3 (x86_64)
  • kernel-livepatch-5_3_18-150300_59_93-preempt-debuginfo-2-150300.2.2
  • kernel-livepatch-5_3_18-150300_59_93-preempt-2-150300.2.2
  • kernel-livepatch-5_3_18-150300_59_68-preempt-2-150300.2.2
  • kernel-livepatch-5_3_18-150300_59_68-preempt-debuginfo-2-150300.2.2
• SUSE Linux Enterprise Live Patching 15-SP3 (ppc64le s390x x86_64)
  • kernel-livepatch-5_3_18-150300_59_68-default-2-150300.2.2
  • kernel-livepatch-5_3_18-150300_59_93-default-2-150300.2.2
• SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
  • kernel-livepatch-SLE15-SP4_Update_3-debugsource-2-150400.2.2
  • kernel-livepatch-5_14_21-150400_24_28-default-2-150400.2.1
  • kernel-livepatch-5_14_21-150400_24_28-default-debuginfo-2-150400.2.1
  • kernel-livepatch-5_14_21-150400_24_21-default-2-150400.2.2
  • kernel-livepatch-5_14_21-150400_24_21-default-debuginfo-2-150400.2.2
  • kernel-livepatch-SLE15-SP4_Update_4-debugsource-2-150400.2.1

References:

• https://www.suse.com/security/cve/CVE-2021-39698.html
• https://bugzilla.suse.com/show_bug.cgi?id=1196959