#VU90924 Double free in Linux kernel - CVE-2024-27433

Vulnerability identifier: #VU90924

Vulnerability 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-2024-27433

CWE-ID: CWE-415

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

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

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External links
https://git.kernel.org/stable/c/de3340533bd68a7b3d6be1841b8eb3fa6c762fe6
https://git.kernel.org/stable/c/f3633fed984f1db106ff737a0bb52fadb2d89ac7
https://git.kernel.org/stable/c/fa761ce7a1d15cca1a306b3635f81a22b15fee5b
https://git.kernel.org/stable/c/a32e88f2b20259f5fe4f8eed598bbc85dc4879ed

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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.