Security update for the Linux Kernel (Live Patch 26 for SLE 15 SP4)

Announcement ID:	SUSE-SU-2024:2449-1
Rating:	important
References:	bsc#1223059 bsc#1223363 bsc#1223681 bsc#1223683
Cross-References:	CVE-2024-26828 CVE-2024-26852 CVE-2024-26923 CVE-2024-26930
CVSS scores:	CVE-2024-26828 ( SUSE ): 7.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/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 CVE-2024-26923 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2024-26930 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2024-26930 ( 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 15.4 SUSE Linux Enterprise High Performance Computing 15 SP4 SUSE Linux Enterprise Live Patching 15-SP4 SUSE Linux Enterprise Micro 5.3 SUSE Linux Enterprise Micro 5.4 SUSE Linux Enterprise Real Time 15 SP4 SUSE Linux Enterprise Server 15 SP4 SUSE Linux Enterprise Server for SAP Applications 15 SP4

An update that solves four vulnerabilities can now be installed.

Description:

This update for the Linux Kernel 5.14.21-150400_24_119 fixes several issues.

The following security issues were fixed:

• CVE-2024-26923: Fixed false-positive lockdep splat for spin_lock() in __unix_gc() (bsc#1223683).
• CVE-2024-26930: Fixed double free of the ha->vp_map pointer (bsc#1223681).
• CVE-2024-26828: Fixed underflow in parse_server_interfaces() (bsc#1223363).
• CVE-2024-26852: Fixed use-after-free in ip6_route_mpath_notify() (bsc#1223059).

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 15.4
  zypper in -t patch SUSE-2024-2449=1
• SUSE Linux Enterprise Live Patching 15-SP4
  zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2024-2449=1

Package List:

• openSUSE Leap 15.4 (ppc64le s390x x86_64)
  • kernel-livepatch-SLE15-SP4_Update_26-debugsource-3-150400.9.6.1
  • kernel-livepatch-5_14_21-150400_24_119-default-debuginfo-3-150400.9.6.1
  • kernel-livepatch-5_14_21-150400_24_119-default-3-150400.9.6.1
• SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
  • kernel-livepatch-SLE15-SP4_Update_26-debugsource-3-150400.9.6.1
  • kernel-livepatch-5_14_21-150400_24_119-default-debuginfo-3-150400.9.6.1
  • kernel-livepatch-5_14_21-150400_24_119-default-3-150400.9.6.1

References:

• https://www.suse.com/security/cve/CVE-2024-26828.html
• https://www.suse.com/security/cve/CVE-2024-26852.html
• https://www.suse.com/security/cve/CVE-2024-26923.html
• https://www.suse.com/security/cve/CVE-2024-26930.html
• https://bugzilla.suse.com/show_bug.cgi?id=1223059
• https://bugzilla.suse.com/show_bug.cgi?id=1223363
• https://bugzilla.suse.com/show_bug.cgi?id=1223681
• https://bugzilla.suse.com/show_bug.cgi?id=1223683