#VU94234 Out-of-bounds read in Linux kernel - CVE-2024-40929

Vulnerability identifier: #VU94234

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-2024-40929

CWE-ID: CWE-125

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 an out-of-bounds read error within the iwl_mvm_scan_umac_dwell() and iwl_mvm_scan_umac_dwell_v10() functions in drivers/net/wireless/intel/iwlwifi/mvm/scan.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/3c4771091ea8016c8601399078916f722dd8833b
https://git.kernel.org/stable/c/f777792952d03bbaf8329fdfa99393a5a33e2640
https://git.kernel.org/stable/c/9e719ae3abad60e245ce248ba3f08148f375a614
https://git.kernel.org/stable/c/29a18d56bd64b95bd10bda4afda512558471382a
https://git.kernel.org/stable/c/62e007bdeb91c6879a4652c3426aef1cd9d2937b
https://git.kernel.org/stable/c/60d62757df30b74bf397a2847a6db7385c6ee281

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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.