Vulnerability identifier: #VU96711

Vulnerability risk: Low

CVSSv3.1: 5 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2024-44947

CWE-ID: CWE-401

Exploitation vector: Local

Exploit availability: Yes

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 memory leak within the fuse_notify_store() function in fs/fuse/dev.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel:

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External links
http://git.kernel.org/stable/c/831433527773e665bdb635ab5783d0b95d1246f4
http://git.kernel.org/stable/c/ac42e0f0eb66af966015ee33fd355bc6f5d80cd6
http://git.kernel.org/stable/c/18a067240817bee8a9360539af5d79a4bf5398a5
http://git.kernel.org/stable/c/3c0da3d163eb32f1f91891efaade027fa9b245b9

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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. However, proof of concept for this vulnerability is available.