SUSE update for the Linux Kernel RT (Live Patch 0 for SLE 15 SP6)



Risk Medium
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2024-35861
CVE-2024-36899
CVE-2024-36964
CVE-2024-40954
CWE-ID CWE-416
CWE-269
Exploitation vector Local network
Public exploit N/A
Vulnerable software
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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-SLE15-SP6-RT_Update_0-debugsource
Operating systems & Components / Operating system package or component

kernel-livepatch-6_4_0-150600_8-rt-debuginfo
Operating systems & Components / Operating system package or component

kernel-livepatch-6_4_0-150600_8-rt
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) 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 RT (Live Patch 0 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-SLE15-SP6-RT_Update_0-debugsource: before 4-150600.3.1

kernel-livepatch-6_4_0-150600_8-rt-debuginfo: before 4-150600.3.1

kernel-livepatch-6_4_0-150600_8-rt: before 4-150600.3.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2024/suse-su-20243628-1/


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.

2) Use-after-free

EUVDB-ID: #VU90048

Risk: Low

CVSSv3.1: 7.7 [AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-36899

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 gpio_chrdev_release() function in drivers/gpio/gpiolib-cdev.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package the Linux Kernel RT (Live Patch 0 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-SLE15-SP6-RT_Update_0-debugsource: before 4-150600.3.1

kernel-livepatch-6_4_0-150600_8-rt-debuginfo: before 4-150600.3.1

kernel-livepatch-6_4_0-150600_8-rt: before 4-150600.3.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2024/suse-su-20243628-1/


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) 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 RT (Live Patch 0 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-SLE15-SP6-RT_Update_0-debugsource: before 4-150600.3.1

kernel-livepatch-6_4_0-150600_8-rt-debuginfo: before 4-150600.3.1

kernel-livepatch-6_4_0-150600_8-rt: before 4-150600.3.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2024/suse-su-20243628-1/


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: #VU94217

Risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

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 0 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-SLE15-SP6-RT_Update_0-debugsource: before 4-150600.3.1

kernel-livepatch-6_4_0-150600_8-rt-debuginfo: before 4-150600.3.1

kernel-livepatch-6_4_0-150600_8-rt: before 4-150600.3.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2024/suse-su-20243628-1/


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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