#VU98368 Improper locking in Linux kernel - CVE-2024-47672

Vulnerability identifier: #VU98368

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-2024-47672

CWE-ID: CWE-667

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 improper locking within the iwl_mvm_flush_no_vif() and iwl_mvm_mac_flush() functions in drivers/net/wireless/intel/iwlwifi/mvm/mac80211.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/1b0cd832c9607f41f84053b818e0b7908510a3b9
https://git.kernel.org/stable/c/4d0a900ec470d392476c428875dbf053f8a0ae5e
https://git.kernel.org/stable/c/7188b7a72320367554b76d8f298417b070b05dd3
https://git.kernel.org/stable/c/3a84454f5204718ca5b4ad2c1f0bf2031e2403d1

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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.