SUSE update for the Linux Kernel RT (Live Patch 1 for SLE 15 SP6)

Published: 2025-01-28

Risk	Low
Patch available	YES
Number of vulnerabilities	10
CVE-ID	CVE-2023-52752 CVE-2024-35949 CVE-2024-36979 CVE-2024-40909 CVE-2024-40920 CVE-2024-40921 CVE-2024-40954 CVE-2024-41057 CVE-2024-43861 CVE-2024-50264
CWE-ID	CWE-416 CWE-125 CWE-476 CWE-401
Exploitation vector	Local
Public exploit	N/A
Vulnerable software	SUSE Linux Enterprise Live Patching Operating systems & Components / Operating system SUSE Linux Enterprise Real Time 15 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 kernel-livepatch-6_4_0-150600_10_5-rt Operating systems & Components / Operating system package or component kernel-livepatch-SLE15-SP6-RT_Update_1-debugsource Operating systems & Components / Operating system package or component kernel-livepatch-6_4_0-150600_10_5-rt-debuginfo Operating systems & Components / Operating system package or component
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 10 vulnerabilities.

1) Use-after-free

EUVDB-ID: #VU90068

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-2023-52752

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 seq_printf() and spin_unlock() functions in fs/smb/client/cifs_debug.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package the Linux Kernel RT (Live Patch 1 for SLE 15 SP6) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

SUSE Linux Enterprise Server for SAP Applications 15: SP6

SUSE Linux Enterprise Server 15: SP6

kernel-livepatch-6_4_0-150600_10_5-rt: before 7-150600.1.8.1

kernel-livepatch-SLE15-SP6-RT_Update_1-debugsource: before 7-150600.1.8.1

kernel-livepatch-6_4_0-150600_10_5-rt-debuginfo: before 7-150600.1.8.1

CPE2.3

External links

https://www.suse.com/support/update/announcement/2025/suse-su-20250269-1/

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) Out-of-bounds read

EUVDB-ID: #VU91391

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-2024-35949

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

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

The vulnerability exists due to an out-of-bounds read error within the __btrfs_check_leaf() and __btrfs_check_node() functions in fs/btrfs/tree-checker.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel RT (Live Patch 1 for SLE 15 SP6) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

SUSE Linux Enterprise Server for SAP Applications 15: SP6

SUSE Linux Enterprise Server 15: SP6

kernel-livepatch-6_4_0-150600_10_5-rt: before 7-150600.1.8.1

kernel-livepatch-SLE15-SP6-RT_Update_1-debugsource: before 7-150600.1.8.1

kernel-livepatch-6_4_0-150600_10_5-rt-debuginfo: before 7-150600.1.8.1

CPE2.3

External links

https://www.suse.com/support/update/announcement/2025/suse-su-20250269-1/

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.

3) Use-after-free

EUVDB-ID: #VU92305

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-2024-36979

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 br_mst_vlan_set_state() and br_mst_set_state() functions in net/bridge/br_mst.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package the Linux Kernel RT (Live Patch 1 for SLE 15 SP6) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

SUSE Linux Enterprise Server for SAP Applications 15: SP6

SUSE Linux Enterprise Server 15: SP6

kernel-livepatch-6_4_0-150600_10_5-rt: before 7-150600.1.8.1

kernel-livepatch-SLE15-SP6-RT_Update_1-debugsource: before 7-150600.1.8.1

kernel-livepatch-6_4_0-150600_10_5-rt-debuginfo: before 7-150600.1.8.1

CPE2.3

External links

https://www.suse.com/support/update/announcement/2025/suse-su-20250269-1/

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.

4) Use-after-free

EUVDB-ID: #VU94224

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-2024-40909

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 bpf_obj_get(), bpf_link_defer_dealloc_mult_rcu_gp() and bpf_link_free() functions in kernel/bpf/syscall.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package the Linux Kernel RT (Live Patch 1 for SLE 15 SP6) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

SUSE Linux Enterprise Server for SAP Applications 15: SP6

SUSE Linux Enterprise Server 15: SP6

kernel-livepatch-6_4_0-150600_10_5-rt: before 7-150600.1.8.1

kernel-livepatch-SLE15-SP6-RT_Update_1-debugsource: before 7-150600.1.8.1

kernel-livepatch-6_4_0-150600_10_5-rt-debuginfo: before 7-150600.1.8.1

CPE2.3

External links

https://www.suse.com/support/update/announcement/2025/suse-su-20250269-1/

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.

5) Use-after-free

EUVDB-ID: #VU94221

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-2024-40920

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 br_mst_set_state() function in net/bridge/br_mst.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package the Linux Kernel RT (Live Patch 1 for SLE 15 SP6) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

SUSE Linux Enterprise Server for SAP Applications 15: SP6

SUSE Linux Enterprise Server 15: SP6

kernel-livepatch-6_4_0-150600_10_5-rt: before 7-150600.1.8.1

kernel-livepatch-SLE15-SP6-RT_Update_1-debugsource: before 7-150600.1.8.1

kernel-livepatch-6_4_0-150600_10_5-rt-debuginfo: before 7-150600.1.8.1

CPE2.3

External links

https://www.suse.com/support/update/announcement/2025/suse-su-20250269-1/

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.

6) NULL pointer dereference

EUVDB-ID: #VU94253

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-2024-40921

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to NULL pointer dereference within the br_mst_get_state(), br_mst_set_state() and br_mst_vlan_sync_state() functions in net/bridge/br_mst.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel RT (Live Patch 1 for SLE 15 SP6) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

SUSE Linux Enterprise Server for SAP Applications 15: SP6

SUSE Linux Enterprise Server 15: SP6

kernel-livepatch-6_4_0-150600_10_5-rt: before 7-150600.1.8.1

kernel-livepatch-SLE15-SP6-RT_Update_1-debugsource: before 7-150600.1.8.1

kernel-livepatch-6_4_0-150600_10_5-rt-debuginfo: before 7-150600.1.8.1

CPE2.3

External links

https://www.suse.com/support/update/announcement/2025/suse-su-20250269-1/

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.

7) Use-after-free

EUVDB-ID: #VU94217

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-2024-40954

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 sk_common_release() function in net/core/sock.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package the Linux Kernel RT (Live Patch 1 for SLE 15 SP6) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

SUSE Linux Enterprise Server for SAP Applications 15: SP6

SUSE Linux Enterprise Server 15: SP6

kernel-livepatch-6_4_0-150600_10_5-rt: before 7-150600.1.8.1

kernel-livepatch-SLE15-SP6-RT_Update_1-debugsource: before 7-150600.1.8.1

kernel-livepatch-6_4_0-150600_10_5-rt-debuginfo: before 7-150600.1.8.1

CPE2.3

External links

https://www.suse.com/support/update/announcement/2025/suse-su-20250269-1/

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.

8) 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

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 cachefiles_free_volume() function in fs/cachefiles/volume.c, within the cachefiles_withdraw_objects() and cachefiles_withdraw_cache() functions in fs/cachefiles/cache.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package the Linux Kernel RT (Live Patch 1 for SLE 15 SP6) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

SUSE Linux Enterprise Server for SAP Applications 15: SP6

SUSE Linux Enterprise Server 15: SP6

kernel-livepatch-6_4_0-150600_10_5-rt: before 7-150600.1.8.1

kernel-livepatch-SLE15-SP6-RT_Update_1-debugsource: before 7-150600.1.8.1

kernel-livepatch-6_4_0-150600_10_5-rt-debuginfo: before 7-150600.1.8.1

CPE2.3

External links

https://www.suse.com/support/update/announcement/2025/suse-su-20250269-1/

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.

9) Memory leak

EUVDB-ID: #VU96290

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-2024-43861

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 qmimux_rx_fixup() function in drivers/net/usb/qmi_wwan.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel RT (Live Patch 1 for SLE 15 SP6) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

SUSE Linux Enterprise Server for SAP Applications 15: SP6

SUSE Linux Enterprise Server 15: SP6

kernel-livepatch-6_4_0-150600_10_5-rt: before 7-150600.1.8.1

kernel-livepatch-SLE15-SP6-RT_Update_1-debugsource: before 7-150600.1.8.1

kernel-livepatch-6_4_0-150600_10_5-rt-debuginfo: before 7-150600.1.8.1

CPE2.3

External links

https://www.suse.com/support/update/announcement/2025/suse-su-20250269-1/

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.

10) Use-after-free

EUVDB-ID: #VU100612

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-2024-50264

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 virtio_transport_destruct() function in net/vmw_vsock/virtio_transport_common.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package the Linux Kernel RT (Live Patch 1 for SLE 15 SP6) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

SUSE Linux Enterprise Server for SAP Applications 15: SP6

SUSE Linux Enterprise Server 15: SP6

kernel-livepatch-6_4_0-150600_10_5-rt: before 7-150600.1.8.1

kernel-livepatch-SLE15-SP6-RT_Update_1-debugsource: before 7-150600.1.8.1

kernel-livepatch-6_4_0-150600_10_5-rt-debuginfo: before 7-150600.1.8.1

CPE2.3

External links

https://www.suse.com/support/update/announcement/2025/suse-su-20250269-1/

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.