#VU102073 Use-after-free in Linux kernel - CVE-2024-56541

Vulnerability identifier: #VU102073

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-56541

CWE-ID: CWE-416

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 escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the ath12k_dp_cc_cleanup() function in drivers/net/wireless/ath/ath12k/dp.c. A local user can escalate privileges on the system.

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/35be5018a2a4d1b07bdfcf957c81121d22d16355
https://git.kernel.org/stable/c/bdb281103373fd80eb5c91cede1e115ba270b4e9
https://git.kernel.org/stable/c/e5e15c8b42923bfb6c84d3d906a9965d9a0f111d

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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.