#VU98864 Use-after-free in Linux kernel - CVE-2024-50005

Vulnerability identifier: #VU98864

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-2024-50005

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 mac802154_scan_worker() function in net/mac802154/scan.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/e676e4ea76bbe7f1156d8c326b9b6753849481c2
https://git.kernel.org/stable/c/540138377b22f601f06f55ebfa3ca171dcab471a
https://git.kernel.org/stable/c/d18f669461811dfe2915d5554ab2a9834f810013
https://git.kernel.org/stable/c/bff1709b3980bd7f80be6786f64cc9a9ee9e56da

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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.