Security update for the Linux Kernel (Live Patch 21 for SLE 15 SP4)

Announcement ID: SUSE-SU-2024:1072-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2023-51779 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2023-6531 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2023-6531 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:
  • openSUSE Leap 15.4
  • SUSE Linux Enterprise High Performance Computing 15 SP4
  • SUSE Linux Enterprise Live Patching 15-SP4
  • SUSE Linux Enterprise Micro 5.3
  • SUSE Linux Enterprise Micro 5.4
  • SUSE Linux Enterprise Real Time 15 SP4
  • SUSE Linux Enterprise Server 15 SP4
  • SUSE Linux Enterprise Server for SAP Applications 15 SP4

An update that solves two vulnerabilities can now be installed.

Description:

This update for the Linux Kernel 5.14.21-150400_24_100 fixes several issues.

The following security issues were fixed:

  • CVE-2023-6531: Fixed a use-after-free flaw due to a race problem in the unix garbage collector's deletion of SKB races with unix_stream_read_generic()on the socket that the SKB is queued on (bsc#1218487).
  • CVE-2023-51779: Fixed a use-after-free because of a bt_sock_ioctl race condition in bt_sock_recvmsg (bsc#1218610).

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 15.4
    zypper in -t patch SUSE-2024-1072=1 SUSE-2024-1073=1
  • SUSE Linux Enterprise Live Patching 15-SP4
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2024-1072=1 SUSE-SLE-Module-Live-Patching-15-SP4-2024-1073=1

Package List:

  • openSUSE Leap 15.4 (ppc64le s390x x86_64)
    • kernel-livepatch-SLE15-SP4_Update_20-debugsource-4-150400.2.3
    • kernel-livepatch-5_14_21-150400_24_97-default-4-150400.2.3
    • kernel-livepatch-SLE15-SP4_Update_21-debugsource-4-150400.2.3
    • kernel-livepatch-5_14_21-150400_24_100-default-debuginfo-4-150400.2.3
    • kernel-livepatch-5_14_21-150400_24_100-default-4-150400.2.3
    • kernel-livepatch-5_14_21-150400_24_97-default-debuginfo-4-150400.2.3
  • SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
    • kernel-livepatch-SLE15-SP4_Update_20-debugsource-4-150400.2.3
    • kernel-livepatch-5_14_21-150400_24_97-default-4-150400.2.3
    • kernel-livepatch-SLE15-SP4_Update_21-debugsource-4-150400.2.3
    • kernel-livepatch-5_14_21-150400_24_100-default-debuginfo-4-150400.2.3
    • kernel-livepatch-5_14_21-150400_24_100-default-4-150400.2.3
    • kernel-livepatch-5_14_21-150400_24_97-default-debuginfo-4-150400.2.3

References: