SUSE-SU-2024:1236-1: important: Security update for the Linux Kernel (Live Patch 3 for SLE 15 SP5)

SLE-SECURITY-UPDATES null at suse.de
Thu Apr 11 16:30:06 UTC 2024 


# Security update for the Linux Kernel (Live Patch 3 for SLE 15 SP5)

Announcement ID: SUSE-SU-2024:1236-1  
Rating: important  
References:

  * bsc#1218613
  * bsc#1219078
  * bsc#1219296
  * bsc#1219432

  
Cross-References:

  * CVE-2023-42753
  * CVE-2023-52340
  * CVE-2024-0565
  * CVE-2024-1085

  
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_19 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:

  * SUSE Linux Enterprise Live Patching 15-SP5  
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2024-1236=1 SUSE-SLE-
Module-Live-Patching-15-SP5-2024-1245=1 SUSE-SLE-Module-Live-
Patching-15-SP5-2024-1238=1

  * openSUSE Leap 15.5  
    zypper in -t patch SUSE-2024-1245=1 SUSE-2024-1238=1 SUSE-2024-1236=1

## Package List:

  * SUSE Linux Enterprise Live Patching 15-SP5 (ppc64le s390x x86_64)
    * kernel-livepatch-5_14_21-150500_55_12-default-9-150500.2.1
    * kernel-livepatch-SLE15-SP5_Update_3-debugsource-8-150500.2.1
    * kernel-livepatch-5_14_21-150500_53-default-10-150500.9.2
    * kernel-livepatch-5_14_21-150500_55_12-default-debuginfo-9-150500.2.1
    * kernel-livepatch-SLE15-SP5_Update_2-debugsource-9-150500.2.1
    * kernel-livepatch-5_14_21-150500_53-default-debuginfo-10-150500.9.2
    * kernel-livepatch-5_14_21-150500_55_19-default-debuginfo-8-150500.2.1
    * kernel-livepatch-5_14_21-150500_55_19-default-8-150500.2.1
    * kernel-livepatch-SLE15-SP5_Update_0-debugsource-10-150500.9.2
  * openSUSE Leap 15.5 (ppc64le s390x x86_64)
    * kernel-livepatch-5_14_21-150500_55_12-default-9-150500.2.1
    * kernel-livepatch-SLE15-SP5_Update_3-debugsource-8-150500.2.1
    * kernel-livepatch-5_14_21-150500_53-default-10-150500.9.2
    * kernel-livepatch-5_14_21-150500_55_12-default-debuginfo-9-150500.2.1
    * kernel-livepatch-SLE15-SP5_Update_2-debugsource-9-150500.2.1
    * kernel-livepatch-5_14_21-150500_53-default-debuginfo-10-150500.9.2
    * kernel-livepatch-5_14_21-150500_55_19-default-debuginfo-8-150500.2.1
    * kernel-livepatch-5_14_21-150500_55_19-default-8-150500.2.1
    * kernel-livepatch-SLE15-SP5_Update_0-debugsource-10-150500.9.2

## References:

  * https://www.suse.com/security/cve/CVE-2023-42753.html
  * https://www.suse.com/security/cve/CVE-2023-52340.html
  * https://www.suse.com/security/cve/CVE-2024-0565.html
  * https://www.suse.com/security/cve/CVE-2024-1085.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1218613
  * https://bugzilla.suse.com/show_bug.cgi?id=1219078
  * https://bugzilla.suse.com/show_bug.cgi?id=1219296
  * https://bugzilla.suse.com/show_bug.cgi?id=1219432

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