Security update for the Linux Kernel (Live Patch 5 for SLE 15 SP5)

Announcement ID: SUSE-SU-2024:1251-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2023-42753 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2023-42753 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2023-52340 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2024-0565 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2024-0565 ( NVD ): 7.4 CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
  • CVE-2024-1085 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2024-1085 ( 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 15.5
  • SUSE Linux Enterprise High Performance Computing 15 SP5
  • SUSE Linux Enterprise Live Patching 15-SP5
  • SUSE Linux Enterprise Micro 5.5
  • SUSE Linux Enterprise Real Time 15 SP5
  • SUSE Linux Enterprise Server 15 SP5
  • SUSE Linux Enterprise Server for SAP Applications 15 SP5

An update that solves four vulnerabilities can now be installed.

Description:

This update for the Linux Kernel 5.14.21-150500_55_28 fixes several issues.

The following security issues were fixed:

  • CVE-2024-0565: Fixed an out-of-bounds memory read flaw in receive_encrypted_standard in fs/smb/client/smb2ops.c (bsc#1219078).
  • CVE-2023-42753: Fixed an array indexing vulnerability in the netfilter subsystem. This issue may have allowed a local user to crash the system or potentially escalate their privileges (bsc#1218613).
  • CVE-2024-1085: Fixed nf_tables use-after-free vulnerability in the nft_setelem_catchall_deactivate() function (bsc#1219432).
  • CVE-2023-52340: Fixed ICMPv6 “Packet Too Big” packets force a DoS of the Linux kernel by forcing 100% CPU (bsc#1219296).

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 15.5
    zypper in -t patch SUSE-2024-1251=1
  • SUSE Linux Enterprise Live Patching 15-SP5
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2024-1251=1

Package List:

  • openSUSE Leap 15.5 (ppc64le s390x x86_64)
    • kernel-livepatch-5_14_21-150500_55_28-default-7-150500.2.1
    • kernel-livepatch-SLE15-SP5_Update_5-debugsource-7-150500.2.1
    • kernel-livepatch-5_14_21-150500_55_28-default-debuginfo-7-150500.2.1
  • SUSE Linux Enterprise Live Patching 15-SP5 (ppc64le s390x x86_64)
    • kernel-livepatch-5_14_21-150500_55_28-default-7-150500.2.1
    • kernel-livepatch-SLE15-SP5_Update_5-debugsource-7-150500.2.1
    • kernel-livepatch-5_14_21-150500_55_28-default-debuginfo-7-150500.2.1

References: