#VU95087 Improper locking in Linux kernel - CVE-2024-41074

Vulnerability identifier: #VU95087

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-2024-41074

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 cachefiles_ondemand_copen() function in fs/cachefiles/ondemand.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/703bea37d13e4ccdafd17ae7c4cb583752ba7663
https://git.kernel.org/stable/c/c32ee78fbc670e6f90989a45d340748e34cad333
https://git.kernel.org/stable/c/0845c553db11c84ff53fccd59da11b6d6ece4a60
https://git.kernel.org/stable/c/4f8703fb3482f92edcfd31661857b16fec89c2c0

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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.