#VU94291 Improper error handling in Linux kernel - CVE-2024-40914

Vulnerability identifier: #VU94291

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-2024-40914

CWE-ID: CWE-388

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 error handling within the unpoison_memory() function in mm/memory-failure.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/688bb46ad339497b5b7f527b6636d2afe04b46af
https://git.kernel.org/stable/c/b2494506f30675245a3e6787281f79601af087bf
https://git.kernel.org/stable/c/0d73477af964dbd7396163a13817baf13940bca9
https://git.kernel.org/stable/c/d72b7711919de49d92a67dfc844a6cf4c23dd794
https://git.kernel.org/stable/c/fe6f86f4b40855a130a19aa589f9ba7f650423f4

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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.