SUSE-SU-2023:4766-1: important: Security update for the Linux Kernel RT (Live Patch 3 for SLE 15 SP5)

null at suse.de null at suse.de
Wed Dec 13 16:30:25 UTC 2023 


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

Announcement ID: SUSE-SU-2023:4766-1  
Rating: important  
References:

  * bsc#1213584
  * bsc#1215097
  * bsc#1215442
  * bsc#1215519
  * bsc#1215971

  
Cross-References:

  * CVE-2023-2163
  * CVE-2023-3610
  * CVE-2023-3777
  * CVE-2023-4622
  * CVE-2023-5345

  
CVSS scores:

  * CVE-2023-2163 ( SUSE ):  7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
  * CVE-2023-2163 ( NVD ):  10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
  * CVE-2023-3610 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-3610 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-3777 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-3777 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-4622 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-4622 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-5345 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-5345 ( 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 SP4
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise Live Patching 15-SP4
  * SUSE Linux Enterprise Live Patching 15-SP5
  * SUSE Linux Enterprise Micro 5.3
  * SUSE Linux Enterprise Micro 5.4
  * SUSE Linux Enterprise Micro 5.5
  * SUSE Linux Enterprise Micro 6.0
  * SUSE Linux Enterprise Real Time 15 SP4
  * SUSE Linux Enterprise Real Time 15 SP5
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5

  
  
An update that solves five vulnerabilities can now be installed.

## Description:

This update for the Linux Kernel 5.14.21-150500_13_11 fixes several issues.

The following security issues were fixed:

  * CVE-2023-3610: Fixed use-after-free vulnerability in nf_tables can be
    exploited to achieve local privilege escalation (bsc#1213584).
  * CVE-2023-3777: Fixed a use-after-free vulnerability in netfilter: nf_tables
    component can be exploited to achieve local privilege escalation.
    (bsc#1215097)
  * CVE-2023-5345: Fixed an use-after-free vulnerability in the fs/smb/client
    component which could be exploited to achieve local privilege escalation.
    (bsc#1215971)
  * CVE-2023-4622: Fixed a use-after-free vulnerability in the Unix domain
    sockets component which could be exploited to achieve local privilege
    escalation (bsc#1215442).
  * CVE-2023-2163: Fixed an incorrect verifier pruning in BPF that could lead to
    unsafe code paths being incorrectly marked as safe, resulting in arbitrary
    read/write in kernel memory, lateral privilege escalation, and container
    escape. (bsc#1215519)

## 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-SP4  
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2023-4766=1 SUSE-SLE-
Module-Live-Patching-15-SP4-2023-4767=1 SUSE-SLE-Module-Live-
Patching-15-SP4-2023-4768=1 SUSE-SLE-Module-Live-Patching-15-SP4-2023-4769=1
SUSE-SLE-Module-Live-Patching-15-SP4-2023-4770=1 SUSE-SLE-Module-Live-
Patching-15-SP4-2023-4771=1 SUSE-SLE-Module-Live-Patching-15-SP4-2023-4786=1
SUSE-SLE-Module-Live-Patching-15-SP4-2023-4772=1

  * openSUSE Leap 15.5  
    zypper in -t patch SUSE-2023-4777=1 SUSE-2023-4778=1 SUSE-2023-4798=1

  * SUSE Linux Enterprise Live Patching 15-SP5  
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2023-4777=1 SUSE-SLE-
Module-Live-Patching-15-SP5-2023-4778=1 SUSE-SLE-Module-Live-
Patching-15-SP5-2023-4798=1

## Package List:

  * SUSE Linux Enterprise Live Patching 15-SP4 (x86_64)
    * kernel-livepatch-SLE15-SP4-RT_Update_6-debugsource-8-150400.2.1
    * kernel-livepatch-5_14_21-150400_15_11-rt-debuginfo-10-150400.2.2
    * kernel-livepatch-SLE15-SP4-RT_Update_7-debugsource-8-150400.2.1
    * kernel-livepatch-5_14_21-150400_15_23-rt-8-150400.2.1
    * kernel-livepatch-SLE15-SP4-RT_Update_2-debugsource-11-150400.2.2
    * kernel-livepatch-5_14_21-150400_15_18-rt-9-150400.2.1
    * kernel-livepatch-5_14_21-150400_15_28-rt-8-150400.2.1
    * kernel-livepatch-5_14_21-150400_15_8-rt-11-150400.2.2
    * kernel-livepatch-5_14_21-150400_15_23-rt-debuginfo-8-150400.2.1
    * kernel-livepatch-SLE15-SP4-RT_Update_11-debugsource-4-150400.2.1
    * kernel-livepatch-SLE15-SP4-RT_Update_9-debugsource-5-150400.2.1
    * kernel-livepatch-5_14_21-150400_15_37-rt-debuginfo-5-150400.2.1
    * kernel-livepatch-5_14_21-150400_15_11-rt-10-150400.2.2
    * kernel-livepatch-SLE15-SP4-RT_Update_5-debugsource-9-150400.2.1
    * kernel-livepatch-5_14_21-150400_15_8-rt-debuginfo-11-150400.2.2
    * kernel-livepatch-5_14_21-150400_15_46-rt-4-150400.2.1
    * kernel-livepatch-5_14_21-150400_15_46-rt-debuginfo-4-150400.2.1
    * kernel-livepatch-5_14_21-150400_15_18-rt-debuginfo-9-150400.2.1
    * kernel-livepatch-SLE15-SP4-RT_Update_8-debugsource-5-150400.2.1
    * kernel-livepatch-5_14_21-150400_15_40-rt-5-150400.2.1
    * kernel-livepatch-5_14_21-150400_15_40-rt-debuginfo-5-150400.2.1
    * kernel-livepatch-SLE15-SP4-RT_Update_3-debugsource-10-150400.2.2
    * kernel-livepatch-5_14_21-150400_15_37-rt-5-150400.2.1
  * openSUSE Leap 15.5 (x86_64)
    * kernel-livepatch-5_14_21-150500_11-rt-debuginfo-6-150500.15.1
    * kernel-livepatch-5_14_21-150500_13_5-rt-5-150500.2.1
    * kernel-livepatch-SLE15-SP5-RT_Update_3-debugsource-4-150500.2.1
    * kernel-livepatch-SLE15-SP5-RT_Update_0-debugsource-6-150500.15.1
    * kernel-livepatch-SLE15-SP5-RT_Update_1-debugsource-5-150500.2.1
    * kernel-livepatch-5_14_21-150500_13_11-rt-debuginfo-4-150500.2.1
    * kernel-livepatch-5_14_21-150500_11-rt-6-150500.15.1
    * kernel-livepatch-5_14_21-150500_13_11-rt-4-150500.2.1
    * kernel-livepatch-5_14_21-150500_13_5-rt-debuginfo-5-150500.2.1
  * SUSE Linux Enterprise Live Patching 15-SP5 (x86_64)
    * kernel-livepatch-5_14_21-150500_11-rt-debuginfo-6-150500.15.1
    * kernel-livepatch-5_14_21-150500_13_5-rt-5-150500.2.1
    * kernel-livepatch-SLE15-SP5-RT_Update_3-debugsource-4-150500.2.1
    * kernel-livepatch-SLE15-SP5-RT_Update_0-debugsource-6-150500.15.1
    * kernel-livepatch-SLE15-SP5-RT_Update_1-debugsource-5-150500.2.1
    * kernel-livepatch-5_14_21-150500_13_11-rt-debuginfo-4-150500.2.1
    * kernel-livepatch-5_14_21-150500_11-rt-6-150500.15.1
    * kernel-livepatch-5_14_21-150500_13_11-rt-4-150500.2.1
    * kernel-livepatch-5_14_21-150500_13_5-rt-debuginfo-5-150500.2.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-2163.html
  * https://www.suse.com/security/cve/CVE-2023-3610.html
  * https://www.suse.com/security/cve/CVE-2023-3777.html
  * https://www.suse.com/security/cve/CVE-2023-4622.html
  * https://www.suse.com/security/cve/CVE-2023-5345.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1213584
  * https://bugzilla.suse.com/show_bug.cgi?id=1215097
  * https://bugzilla.suse.com/show_bug.cgi?id=1215442
  * https://bugzilla.suse.com/show_bug.cgi?id=1215519
  * https://bugzilla.suse.com/show_bug.cgi?id=1215971

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