SUSE-SU-2023:3630-1: important: Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP5)

Mon Sep 18 12:30:11 UTC 2023

# Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP5)

Announcement ID: SUSE-SU-2023:3630-1  
Rating: important  
References:

  * #1208839
  * #1210630
  * #1211187
  * #1211395
  * #1212849
  * #1213063
  * #1213244

Cross-References:

  * CVE-2023-1077
  * CVE-2023-2156
  * CVE-2023-2176
  * CVE-2023-3090
  * CVE-2023-32233
  * CVE-2023-35001
  * CVE-2023-3567

CVSS scores:

  * CVE-2023-1077 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-1077 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-2156 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-2156 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-2176 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-2176 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-3090 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-3090 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-32233 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-32233 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-35001 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-35001 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-3567 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-3567 ( NVD ):  6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected Products:

  * openSUSE Leap 15.5
  * SUSE Linux Enterprise High Performance Computing 15 SP3
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise Live Patching 15-SP3
  * SUSE Linux Enterprise Live Patching 15-SP5
  * SUSE Linux Enterprise Micro 5.1
  * SUSE Linux Enterprise Micro 5.2
  * SUSE Linux Enterprise Micro 5.5
  * SUSE Linux Enterprise Real Time 15 SP5
  * SUSE Linux Enterprise Server 15 SP3
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server for SAP Applications 15 SP3
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5

An update that solves seven vulnerabilities can now be installed.

## Description:

This update for the Linux Kernel 5.14.21-150500_53 fixes several issues.

The following security issues were fixed:

  * CVE-2023-32233: Fixed a use-after-free in Netfilter nf_tables when
    processing batch requests (bsc#1211187).
  * CVE-2023-2156: Fixed a flaw in the networking subsystem within the handling
    of the RPL protocol (bsc#1211395).
  * CVE-2023-3567: Fixed a use-after-free in vcs_read in
    drivers/tty/vt/vc_screen.c (bsc#1213244).
  * CVE-2023-35001: Fixed an out-of-bounds memory access flaw in nft_byteorder
    that could allow a local attacker to escalate their privilege (bsc#1213063).
  * CVE-2023-1077: Fixed a type confusion in pick_next_rt_entity(), that could
    cause memory corruption (bsc#1208839).
  * CVE-2023-2176: Fixed an out-of-boundary read in compare_netdev_and_ip in
    drivers/infiniband/core/cma.c in RDMA (bsc#1210630).
  * CVE-2023-3090: Fixed a heap out-of-bounds write in the ipvlan network driver
    (bsc#1212849).

## 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-SP3  
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2023-3630=1

  * openSUSE Leap 15.5  
    zypper in -t patch SUSE-2023-3633=1

  * SUSE Linux Enterprise Live Patching 15-SP5  
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2023-3633=1

## Package List:

  * SUSE Linux Enterprise Live Patching 15-SP3 (ppc64le s390x x86_64)
    * kernel-livepatch-5_3_18-150300_59_118-default-5-150300.2.1
  * openSUSE Leap 15.5 (ppc64le s390x x86_64)
    * kernel-livepatch-5_14_21-150500_53-default-debuginfo-3-150500.6.2
    * kernel-livepatch-SLE15-SP5_Update_0-debugsource-3-150500.6.2
    * kernel-livepatch-5_14_21-150500_53-default-3-150500.6.2
  * SUSE Linux Enterprise Live Patching 15-SP5 (ppc64le s390x x86_64)
    * kernel-livepatch-5_14_21-150500_53-default-debuginfo-3-150500.6.2
    * kernel-livepatch-SLE15-SP5_Update_0-debugsource-3-150500.6.2
    * kernel-livepatch-5_14_21-150500_53-default-3-150500.6.2

## References:

  * https://www.suse.com/security/cve/CVE-2023-1077.html
  * https://www.suse.com/security/cve/CVE-2023-2156.html
  * https://www.suse.com/security/cve/CVE-2023-2176.html
  * https://www.suse.com/security/cve/CVE-2023-3090.html
  * https://www.suse.com/security/cve/CVE-2023-32233.html
  * https://www.suse.com/security/cve/CVE-2023-35001.html
  * https://www.suse.com/security/cve/CVE-2023-3567.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1208839
  * https://bugzilla.suse.com/show_bug.cgi?id=1210630
  * https://bugzilla.suse.com/show_bug.cgi?id=1211187
  * https://bugzilla.suse.com/show_bug.cgi?id=1211395
  * https://bugzilla.suse.com/show_bug.cgi?id=1212849
  * https://bugzilla.suse.com/show_bug.cgi?id=1213063
  * https://bugzilla.suse.com/show_bug.cgi?id=1213244

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