Double free in Linux kernel clk mediatek driver

1) Double free

EUVDB-ID: #VU90924

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-2024-27433

CWE-ID: CWE-415 - Double Free

Exploit availability: No

Description

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

The vulnerability exists due to a double free error within the clk_mt7622_apmixed_remove() function in drivers/clk/mediatek/clk-mt7622-apmixedsys.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/de3340533bd68a7b3d6be1841b8eb3fa6c762fe6
http://git.kernel.org/stable/c/f3633fed984f1db106ff737a0bb52fadb2d89ac7
http://git.kernel.org/stable/c/fa761ce7a1d15cca1a306b3635f81a22b15fee5b
http://git.kernel.org/stable/c/a32e88f2b20259f5fe4f8eed598bbc85dc4879ed

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.