SUSE update for the Linux Kernel (Live Patch 17 for SLE 15 SP5)

Published: 2025-06-10

Risk	Low
Patch available	YES
Number of vulnerabilities	4
CVE-ID	CVE-2022-49080 CVE-2024-49855 CVE-2024-57996 CVE-2024-58013
CWE-ID	CWE-401 CWE-416 CWE-125
Exploitation vector	Local
Public exploit	N/A
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_62-default-debuginfo Operating systems & Components / Operating system package or component kernel-livepatch-SLE15-SP5_Update_15-debugsource Operating systems & Components / Operating system package or component kernel-livepatch-SLE15-SP5_Update_14-debugsource Operating systems & Components / Operating system package or component kernel-livepatch-SLE15-SP5_Update_17-debugsource Operating systems & Components / Operating system package or component kernel-livepatch-SLE15-SP5_Update_13-debugsource Operating systems & Components / Operating system package or component kernel-livepatch-5_14_21-150500_55_68-default Operating systems & Components / Operating system package or component kernel-livepatch-5_14_21-150500_55_65-default Operating systems & Components / Operating system package or component kernel-livepatch-5_14_21-150500_55_73-default-debuginfo Operating systems & Components / Operating system package or component kernel-livepatch-5_14_21-150500_55_73-default Operating systems & Components / Operating system package or component kernel-livepatch-5_14_21-150500_55_68-default-debuginfo Operating systems & Components / Operating system package or component kernel-livepatch-5_14_21-150500_55_65-default-debuginfo Operating systems & Components / Operating system package or component kernel-livepatch-5_14_21-150500_55_62-default Operating systems & Components / Operating system package or component
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) Memory leak

EUVDB-ID: #VU104358

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-49080

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to memory leak within the kmem_cache_alloc() function in mm/mempolicy.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel (Live Patch 17 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_62-default-debuginfo: before 17-150500.2.2

kernel-livepatch-SLE15-SP5_Update_15-debugsource: before 16-150500.2.2

kernel-livepatch-SLE15-SP5_Update_14-debugsource: before 17-150500.2.2

kernel-livepatch-SLE15-SP5_Update_17-debugsource: before 11-150500.2.2

kernel-livepatch-SLE15-SP5_Update_13-debugsource: before 17-150500.2.2

kernel-livepatch-5_14_21-150500_55_68-default: before 16-150500.2.2

kernel-livepatch-5_14_21-150500_55_65-default: before 17-150500.2.2

kernel-livepatch-5_14_21-150500_55_73-default-debuginfo: before 11-150500.2.2

kernel-livepatch-5_14_21-150500_55_73-default: before 11-150500.2.2

kernel-livepatch-5_14_21-150500_55_68-default-debuginfo: before 16-150500.2.2

kernel-livepatch-5_14_21-150500_55_65-default-debuginfo: before 17-150500.2.2

kernel-livepatch-5_14_21-150500_55_62-default: before 17-150500.2.2

CPE2.3

External links

https://www.suse.com/support/update/announcement/2025/suse-su-202501869-1/

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?

No. We are not aware of malware exploiting this vulnerability.

2) Use-after-free

EUVDB-ID: #VU98893

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-2024-49855

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the nbd_requeue_cmd() and nbd_xmit_timeout() functions in drivers/block/nbd.c. A local user can escalate privileges on the system.