Resource management error in Linux kernel loongarch kernel

1) Resource management error

EUVDB-ID: #VU93204

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-2024-26765

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 play_dead() function in arch/loongarch/kernel/smp.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

CPE2.3

• cpe:2.3:o:linux_foundation:linux_kernel:*:*:*:*:*:*:*:*

External links

https://git.kernel.org/stable/c/a262b78dd085dbe9b3c75dc1d9c4cd102b110b53
https://git.kernel.org/stable/c/dffdf7c783ef291eef38a5a0037584fd1a7fa464
https://git.kernel.org/stable/c/8bf2ca8c60712af288b88ba80f8e4df4573d923f
https://git.kernel.org/stable/c/1001db6c42e4012b55e5ee19405490f23e033b5a

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.