Security update for the Linux Kernel (Live Patch 41 for SLE 12 SP3)

SUSE Security Update: Security update for the Linux Kernel (Live Patch 41 for SLE 12 SP3)
Announcement ID: SUSE-SU-2022:0329-1
Rating: important
References: #1193161 #1193863
Cross-References:CVE-2018-25020 CVE-2019-0136
Affected Products:
  • SUSE Linux Enterprise Server for SAP 12-SP3
  • SUSE Linux Enterprise Server 12-SP3-LTSS

An update that fixes two vulnerabilities is now available.

Description:

This update for the Linux Kernel 4.4.180-94_150 fixes several issues.
The following security issues were fixed:

  • CVE-2018-25020: Fixed an issue in the BPF subsystem in the Linux kernel mishandled situations with a long jump over an instruction sequence where inner instructions require substantial expansions into multiple BPF instructions, leading to an overflow. (bsc#1193575)
  • CVE-2019-0136: Fixed an insufficient access control which allow an unauthenticated user to execute a denial of service. (bsc#1193157)

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-SP3-2022-329=1
  • SUSE Linux Enterprise Server 12-SP3-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-SP3-2022-329=1

Package List:

  • SUSE Linux Enterprise Server for SAP 12-SP3 (ppc64le x86_64):
    • kgraft-patch-4_4_180-94_150-default-3-2.2
    • kgraft-patch-4_4_180-94_150-default-debuginfo-3-2.2
  • SUSE Linux Enterprise Server 12-SP3-LTSS (ppc64le x86_64):
    • kgraft-patch-4_4_180-94_150-default-3-2.2
    • kgraft-patch-4_4_180-94_150-default-debuginfo-3-2.2

References: