Security update for the Linux Kernel (Live Patch 30 for SLE 15 SP1)

SUSE Security Update: Security update for the Linux Kernel (Live Patch 30 for SLE 15 SP1)
Announcement ID: SUSE-SU-2022:1593-1
Rating: important
References: #1195951 #1197344
Cross-References:CVE-2022-1011 CVE-2022-22942
Affected Products:
  • SUSE Linux Enterprise High Performance Computing 15-SP1
  • SUSE Linux Enterprise Module for Live Patching 15-SP1
  • SUSE Linux Enterprise Server 15-SP1
  • SUSE Linux Enterprise Server for SAP Applications 15-SP1

An update that fixes two vulnerabilities is now available.

Description:

This update for the Linux Kernel 4.12.14-150100_197_111 fixes several issues.
The following security issues were fixed:

  • CVE-2022-1011: A use-after-free flaw was found in the FUSE filesystem in the way a user triggers write(). This flaw allowed a local user to gain unauthorized access to data from the FUSE filesystem, resulting in privilege escalation. (bsc#1197344)
  • - CVE-2022-22942: Fixed stale file descriptors on failed usercopy. (bsc#1195951)

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 Module for Live Patching 15-SP1:
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2022-1593=1

Package List:

  • SUSE Linux Enterprise Module for Live Patching 15-SP1 (ppc64le x86_64):
    • kernel-livepatch-4_12_14-150100_197_111-default-2-150100.2.1

References: