Improper locking in Linux kernel realtek rtw89 driver



| Updated: 2025-05-11
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-57991
CWE-ID CWE-667
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper locking

EUVDB-ID: #VU105027

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-2024-57991

CWE-ID: CWE-667 - Improper Locking

Exploit availability: No

Description

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

The vulnerability exists due to improper locking within the rtw89_entity_recalc_mgnt_roles() function in drivers/net/wireless/realtek/rtw89/chan.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.12 - 6.13.1

CPE2.3 External links

https://git.kernel.org/stable/c/01d2d34e9fcc9897081c3c16a666f793c8a38c58
https://git.kernel.org/stable/c/223ba95fdcd3c6090e2bd51dce66abb6dd4f9df9
https://git.kernel.org/stable/c/e4790b3e314a4814f1680a5dc552031fb199b878
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.13
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.2
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14


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.



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