Vulnerability identifier: #VU92294

Vulnerability risk: Low

CVSSv3.1: 4.8 [AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-38554

CWE-ID: CWE-401

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 memory leak within the ax25_dev_device_down() function in net/ax25/ax25_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/3ec437f9bbae68e9b38115c4c91de995f73f6bad
http://git.kernel.org/stable/c/965d940fb7414b310a22666503d2af69459c981b
http://git.kernel.org/stable/c/8bad3a20a27be8d935f2aae08d3c6e743754944a
http://git.kernel.org/stable/c/eef95df9b752699bddecefa851f64858247246e9
http://git.kernel.org/stable/c/36e56b1b002bb26440403053f19f9e1a8bc075b2

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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.