Security update for the Linux Kernel (Live Patch 47 for SLE 15 SP2)

Announcement ID: SUSE-SU-2024:2121-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2021-46955 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • CVE-2022-48651 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2023-1829 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2023-1829 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2024-26852 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:
  • SUSE Linux Enterprise High Performance Computing 15 SP2
  • SUSE Linux Enterprise Live Patching 15-SP2
  • SUSE Linux Enterprise Server 15 SP2
  • SUSE Linux Enterprise Server for SAP Applications 15 SP2

An update that solves four vulnerabilities can now be installed.

Description:

This update for the Linux Kernel 5.3.18-150200_24_188 fixes several issues.

The following security issues were fixed:

  • CVE-2021-46955: Fixed an out-of-bounds read with openvswitch, when fragmenting IPv4 packets (bsc#1220537).
  • CVE-2024-26852: Fixed use-after-free in ip6_route_mpath_notify() (bsc#1223059).
  • CVE-2022-48651: Fixed an out-of-bound bug in ipvlan caused by unset skb->mac_header (bsc#1223514).
  • CVE-2023-1829: Fixed a use-after-free vulnerability in the control index filter (tcindex) (bsc#1210619).

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-SP2
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2024-2121=1

Package List:

  • SUSE Linux Enterprise Live Patching 15-SP2 (ppc64le s390x x86_64)
    • kernel-livepatch-SLE15-SP2_Update_47-debugsource-3-150200.5.6.2
    • kernel-livepatch-5_3_18-150200_24_188-default-3-150200.5.6.2
    • kernel-livepatch-5_3_18-150200_24_188-default-debuginfo-3-150200.5.6.2

References: