Resource management error in Linux kernel powerpc kernel

1) Resource management error

EUVDB-ID: #VU92965

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-2023-52740

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 exit_must_hard_disable() function in arch/powerpc/kernel/interrupt.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

External links

http://git.kernel.org/stable/c/86f7e423933608d536015a0f2eb9e0338c1227e0
http://git.kernel.org/stable/c/6f097c24815e67909a1fcc2c605586d02babd673
http://git.kernel.org/stable/c/2ea31e2e62bbc4d11c411eeb36f1b02841dbcab1

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.