#VU90167 Use-after-free in Linux kernel - CVE-2024-35789

Vulnerability identifier: #VU90167

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-2024-35789

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 ieee80211_change_station() function in net/mac80211/cfg.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/ea9a0cfc07a7d3601cc680718d9cff0d6927a921
https://git.kernel.org/stable/c/be1dd9254fc115321d6fbee042026d42afc8d931
https://git.kernel.org/stable/c/e8b067c4058c0121ac8ca71559df8e2e08ff1a7e
https://git.kernel.org/stable/c/c8bddbd91bc8e42c961a5e2cec20ab879f21100f
https://git.kernel.org/stable/c/7eeabcea79b67cc29563e6a9a5c81f9e2c664d5b
https://git.kernel.org/stable/c/6b948b54c8bd620725e0c906e44b10c0b13087a7
https://git.kernel.org/stable/c/2884a50f52313a7a911de3afcad065ddbb3d78fc
https://git.kernel.org/stable/c/e8678551c0243f799b4859448781cbec1bd6f1cb
https://git.kernel.org/stable/c/4f2bdb3c5e3189297e156b3ff84b140423d64685

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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.