SUSE update for the Linux Kernel (Live Patch 9 for SLE 15 SP5)

Published: 2025-01-27

Risk	Critical
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2024-36971 CVE-2024-41057
CWE-ID	CWE-416
Exploitation vector	Local
Public exploit	Vulnerability #1 is being exploited in the wild.
Vulnerable software	SUSE Linux Enterprise Micro Operating systems & Components / Operating system SUSE Linux Enterprise Live Patching Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Applications 15 Operating systems & Components / Operating system SUSE Linux Enterprise Server 15 Operating systems & Components / Operating system SUSE Linux Enterprise Real Time 15 Operating systems & Components / Operating system SUSE Linux Enterprise High Performance Computing 15 Operating systems & Components / Operating system openSUSE Leap Operating systems & Components / Operating system kernel-livepatch-5_14_21-150500_55_44-default-debuginfo Operating systems & Components / Operating system package or component kernel-livepatch-SLE15-SP5_Update_9-debugsource Operating systems & Components / Operating system package or component kernel-livepatch-5_14_21-150500_55_44-default Operating systems & Components / Operating system package or component
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Use-after-free

EUVDB-ID: #VU91597

Risk: Critical

CVSSv4.0: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red]

CVE-ID: CVE-2024-36971

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to a use-after-free error within the xfrm_link_failure() function in net/xfrm/xfrm_policy.c, within the dst_entry ip6_dst_check() and ip6_dst_check() functions in net/ipv6/route.c, within the dst_entry ipv4_dst_check() and ip_do_redirect() functions in net/ipv4/route.c. A remote attacker can send specially crafted packets to the system and execute arbitrary code.

Note, the vulnerability is being actively exploited in the wild.

Mitigation

Update the affected package the Linux Kernel (Live Patch 9 for SLE 15 SP5) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Micro: 5.5

SUSE Linux Enterprise Live Patching: 15-SP5

SUSE Linux Enterprise Server for SAP Applications 15: SP5

SUSE Linux Enterprise Server 15: SP5

SUSE Linux Enterprise Real Time 15: SP5

SUSE Linux Enterprise High Performance Computing 15: SP5

openSUSE Leap: 15.5

kernel-livepatch-5_14_21-150500_55_44-default-debuginfo: before 15-150500.2.1

kernel-livepatch-SLE15-SP5_Update_9-debugsource: before 15-150500.2.1

kernel-livepatch-5_14_21-150500_55_44-default: before 15-150500.2.1

CPE2.3

External links

http://www.suse.com/support/update/announcement/2025/suse-su-20250241-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.

2) Use-after-free

EUVDB-ID: #VU94945

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-41057