SUSE update for the Linux Kernel (Live Patch 45 for SLE 15 SP2)



Risk Medium
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2021-47291
CVE-2024-35861
CVE-2024-36964
CVE-2024-41059
CWE-ID CWE-125
CWE-416
CWE-269
CWE-908
Exploitation vector Local network
Public exploit N/A
Vulnerable software
Subscribe 		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

kernel-livepatch-5_3_18-150200_24_178-default
Operating systems & Components / Operating system package or component

kernel-livepatch-5_3_18-150200_24_178-default-debuginfo
Operating systems & Components / Operating system package or component

kernel-livepatch-SLE15-SP2_Update_45-debugsource
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) Out-of-bounds read

EUVDB-ID: #VU90293

Risk: Low

CVSSv3.1: 4.8 [AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

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 45 for SLE 15 SP2) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP2

SUSE Linux Enterprise Server for SAP Applications 15: SP2

SUSE Linux Enterprise Server 15: SP2

SUSE Linux Enterprise High Performance Computing 15: SP2

kernel-livepatch-5_3_18-150200_24_178-default: before 10-150200.2.1

kernel-livepatch-5_3_18-150200_24_178-default-debuginfo: before 10-150200.2.1

kernel-livepatch-SLE15-SP2_Update_45-debugsource: before 10-150200.2.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2024/suse-su-20243641-1/


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: #VU90150

Risk: Medium

CVSSv3.1: 5 [AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-35861

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error within the cifs_signal_cifsd_for_reconnect() function in fs/smb/client/connect.c. A remote non-authenticated attacker can perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel (Live Patch 45 for SLE 15 SP2) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP2

SUSE Linux Enterprise Server for SAP Applications 15: SP2

SUSE Linux Enterprise Server 15: SP2

SUSE Linux Enterprise High Performance Computing 15: SP2

kernel-livepatch-5_3_18-150200_24_178-default: before 10-150200.2.1

kernel-livepatch-5_3_18-150200_24_178-default-debuginfo: before 10-150200.2.1

kernel-livepatch-SLE15-SP2_Update_45-debugsource: before 10-150200.2.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2024/suse-su-20243641-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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

3) Improper privilege management

EUVDB-ID: #VU93734

Risk: Low

CVSSv3.1: 3.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-36964

CWE-ID: CWE-269 - Improper Privilege Management

Exploit availability: No

Description

The vulnerability allows a local user to read and manipulate data.

The vulnerability exists due to improperly imposed permissions within the p9mode2perm() function in fs/9p/vfs_inode.c. A local user can read and manipulate data.

Mitigation

Update the affected package the Linux Kernel (Live Patch 45 for SLE 15 SP2) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP2

SUSE Linux Enterprise Server for SAP Applications 15: SP2

SUSE Linux Enterprise Server 15: SP2

SUSE Linux Enterprise High Performance Computing 15: SP2

kernel-livepatch-5_3_18-150200_24_178-default: before 10-150200.2.1

kernel-livepatch-5_3_18-150200_24_178-default-debuginfo: before 10-150200.2.1

kernel-livepatch-SLE15-SP2_Update_45-debugsource: before 10-150200.2.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2024/suse-su-20243641-1/


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 of uninitialized resource

EUVDB-ID: #VU95033

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

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 45 for SLE 15 SP2) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP2

SUSE Linux Enterprise Server for SAP Applications 15: SP2

SUSE Linux Enterprise Server 15: SP2

SUSE Linux Enterprise High Performance Computing 15: SP2

kernel-livepatch-5_3_18-150200_24_178-default: before 10-150200.2.1

kernel-livepatch-5_3_18-150200_24_178-default-debuginfo: before 10-150200.2.1

kernel-livepatch-SLE15-SP2_Update_45-debugsource: before 10-150200.2.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2024/suse-su-20243641-1/


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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