Security update for the Linux Kernel (Live Patch 40 for SLE 12 SP3)

SUSE Security Update: Security update for the Linux Kernel (Live Patch 40 for SLE 12 SP3)
Announcement ID: SUSE-SU-2022:2006-1
Rating: important
References: #1197597 #1199602 #1199834
Cross-References:CVE-2022-1048 CVE-2022-30594
Affected Products:
  • SUSE Linux Enterprise Live Patching 12-SP4
  • SUSE Linux Enterprise Server 12-SP3-LTSS
  • SUSE Linux Enterprise Server for SAP 12-SP3

An update that solves two vulnerabilities and has one errata is now available.

Description:

This update for the Linux Kernel 4.4.180-94_147 fixes several issues.
The following security issues were fixed:

  • CVE-2022-1048: Fixed a race Condition in snd_pcm_hw_free leading to use-after-free due to the AB/BA lock with buffer_mutex and mmap_lock (bsc#1197597).
  • CVE-2022-30594: Fixed restriction bypass on setting the PT_SUSPEND_SECCOMP flag (bnc#1199602).
  • Add missing module_mutex lock to module notifier for previous live patches (bsc#1199834).

Patch Instructions:

To install this SUSE Security 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 12-SP3:
    zypper in -t patch SUSE-SLE-SAP-12-SP3-2022-2006=1 SUSE-SLE-SAP-12-SP3-2022-2007=1 SUSE-SLE-SAP-12-SP3-2022-2008=1 SUSE-SLE-SAP-12-SP3-2022-2009=1
  • SUSE Linux Enterprise Server 12-SP3-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-SP3-2022-2006=1 SUSE-SLE-SERVER-12-SP3-2022-2007=1 SUSE-SLE-SERVER-12-SP3-2022-2008=1 SUSE-SLE-SERVER-12-SP3-2022-2009=1
  • SUSE Linux Enterprise Live Patching 12-SP4:
    zypper in -t patch SUSE-SLE-Live-Patching-12-SP4-2022-2011=1

Package List:

  • SUSE Linux Enterprise Server for SAP 12-SP3 (ppc64le x86_64):
    • kgraft-patch-4_4_180-94_147-default-13-2.2
    • kgraft-patch-4_4_180-94_147-default-debuginfo-13-2.2
    • kgraft-patch-4_4_180-94_150-default-9-2.2
    • kgraft-patch-4_4_180-94_150-default-debuginfo-9-2.2
    • kgraft-patch-4_4_180-94_153-default-5-2.2
    • kgraft-patch-4_4_180-94_153-default-debuginfo-5-2.2
    • kgraft-patch-4_4_180-94_156-default-4-2.2
    • kgraft-patch-4_4_180-94_156-default-debuginfo-4-2.2
  • SUSE Linux Enterprise Server 12-SP3-LTSS (ppc64le x86_64):
    • kgraft-patch-4_4_180-94_147-default-13-2.2
    • kgraft-patch-4_4_180-94_147-default-debuginfo-13-2.2
    • kgraft-patch-4_4_180-94_150-default-9-2.2
    • kgraft-patch-4_4_180-94_150-default-debuginfo-9-2.2
    • kgraft-patch-4_4_180-94_153-default-5-2.2
    • kgraft-patch-4_4_180-94_153-default-debuginfo-5-2.2
    • kgraft-patch-4_4_180-94_156-default-4-2.2
    • kgraft-patch-4_4_180-94_156-default-debuginfo-4-2.2
  • SUSE Linux Enterprise Live Patching 12-SP4 (ppc64le s390x x86_64):
    • kgraft-patch-4_12_14-95_93-default-4-2.2

References: