SUSE update for the Linux Kernel (Live Patch 46 for SLE 15 SP3)



Risk Critical
Patch available YES
Number of vulnerabilities 7
CVE-ID CVE-2021-47291
CVE-2021-47598
CVE-2022-48956
CVE-2024-36971
CVE-2024-41059
CVE-2024-43861
CVE-2024-50264
CWE-ID CWE-125
CWE-416
CWE-399
CWE-908
CWE-401
Exploitation vector Local
Public exploit Vulnerability #4 is being exploited in the wild.
Vulnerable software
 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 High Performance Computing 15
Operating systems & Components / Operating system

SUSE Linux Enterprise Micro
Operating systems & Components / Operating system

openSUSE Leap
Operating systems & Components / Operating system

kernel-livepatch-5_3_18-150300_59_167-preempt-debuginfo
Operating systems & Components / Operating system package or component

kernel-livepatch-5_3_18-150300_59_167-preempt
Operating systems & Components / Operating system package or component

kernel-livepatch-SLE15-SP3_Update_46-debugsource
Operating systems & Components / Operating system package or component

kernel-livepatch-5_3_18-150300_59_167-default
Operating systems & Components / Operating system package or component

kernel-livepatch-5_3_18-150300_59_167-default-debuginfo
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains information about 7 vulnerabilities.

1) Out-of-bounds read

EUVDB-ID: #VU90293

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-2021-47291

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 ip6_route_info_create() function in net/ipv6/route.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel (Live Patch 46 for SLE 15 SP3) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP3

SUSE Linux Enterprise Server for SAP Applications 15: SP3

SUSE Linux Enterprise Server 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

openSUSE Leap: 15.3

kernel-livepatch-5_3_18-150300_59_167-preempt-debuginfo: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-preempt: before 6-150300.7.6.1

kernel-livepatch-SLE15-SP3_Update_46-debugsource: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-default: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-default-debuginfo: before 6-150300.7.6.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2025/suse-su-20250243-1/


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: #VU92302

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-2021-47598

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 cake_init() function in net/sched/sch_cake.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package the Linux Kernel (Live Patch 46 for SLE 15 SP3) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP3

SUSE Linux Enterprise Server for SAP Applications 15: SP3

SUSE Linux Enterprise Server 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

openSUSE Leap: 15.3

kernel-livepatch-5_3_18-150300_59_167-preempt-debuginfo: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-preempt: before 6-150300.7.6.1

kernel-livepatch-SLE15-SP3_Update_46-debugsource: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-default: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-default-debuginfo: before 6-150300.7.6.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2025/suse-su-20250243-1/


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) Resource management error

EUVDB-ID: #VU99165

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-2022-48956

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

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

The vulnerability exists due to resource management error within the ip6_fragment() function in net/ipv6/ip6_output.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel (Live Patch 46 for SLE 15 SP3) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP3

SUSE Linux Enterprise Server for SAP Applications 15: SP3

SUSE Linux Enterprise Server 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

openSUSE Leap: 15.3

kernel-livepatch-5_3_18-150300_59_167-preempt-debuginfo: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-preempt: before 6-150300.7.6.1

kernel-livepatch-SLE15-SP3_Update_46-debugsource: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-default: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-default-debuginfo: before 6-150300.7.6.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2025/suse-su-20250243-1/


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: #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 46 for SLE 15 SP3) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP3

SUSE Linux Enterprise Server for SAP Applications 15: SP3

SUSE Linux Enterprise Server 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

openSUSE Leap: 15.3

kernel-livepatch-5_3_18-150300_59_167-preempt-debuginfo: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-preempt: before 6-150300.7.6.1

kernel-livepatch-SLE15-SP3_Update_46-debugsource: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-default: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-default-debuginfo: before 6-150300.7.6.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2025/suse-su-20250243-1/


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.

5) Use of uninitialized resource

EUVDB-ID: #VU95033

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-2024-41059

CWE-ID: CWE-908 - Use of Uninitialized Resource

Exploit availability: No

Description

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

The vulnerability exists due to use of uninitialized resource within the hfsplus_listxattr() function in fs/hfsplus/xattr.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel (Live Patch 46 for SLE 15 SP3) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP3

SUSE Linux Enterprise Server for SAP Applications 15: SP3

SUSE Linux Enterprise Server 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

openSUSE Leap: 15.3

kernel-livepatch-5_3_18-150300_59_167-preempt-debuginfo: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-preempt: before 6-150300.7.6.1

kernel-livepatch-SLE15-SP3_Update_46-debugsource: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-default: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-default-debuginfo: before 6-150300.7.6.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2025/suse-su-20250243-1/


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) 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 (Live Patch 46 for SLE 15 SP3) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP3

SUSE Linux Enterprise Server for SAP Applications 15: SP3

SUSE Linux Enterprise Server 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

openSUSE Leap: 15.3

kernel-livepatch-5_3_18-150300_59_167-preempt-debuginfo: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-preempt: before 6-150300.7.6.1

kernel-livepatch-SLE15-SP3_Update_46-debugsource: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-default: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-default-debuginfo: before 6-150300.7.6.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2025/suse-su-20250243-1/


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: #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 (Live Patch 46 for SLE 15 SP3) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP3

SUSE Linux Enterprise Server for SAP Applications 15: SP3

SUSE Linux Enterprise Server 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

openSUSE Leap: 15.3

kernel-livepatch-5_3_18-150300_59_167-preempt-debuginfo: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-preempt: before 6-150300.7.6.1

kernel-livepatch-SLE15-SP3_Update_46-debugsource: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-default: before 6-150300.7.6.1

kernel-livepatch-5_3_18-150300_59_167-default-debuginfo: before 6-150300.7.6.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2025/suse-su-20250243-1/


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.



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