Improper locking in Linux kernel clk mediatek driver

1) Improper locking

EUVDB-ID: #VU90772

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-2024-27002

CWE-ID: CWE-667 - Improper Locking

Exploit availability: No

Description

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

The vulnerability exists due to improper locking within the mtk_clk_simple_probe() and mtk_free_clk_data() functions in drivers/clk/mediatek/clk-mtk.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

External links

http://git.kernel.org/stable/c/165d226472575b213dd90dfda19d1605dd7c19a8
http://git.kernel.org/stable/c/c0dcd5c072e2a3fff886f673e6a5d9bf8090c4cc
http://git.kernel.org/stable/c/b62ed25feb342eab052822eff0c554873799a4f5
http://git.kernel.org/stable/c/2f7b1d8b5505efb0057cd1ab85fca206063ea4c3

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.