Incorrect calculation in Linux kernel ax25

1) Incorrect calculation

EUVDB-ID: #VU93754

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/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-2024-36009

CWE-ID: CWE-682 - Incorrect Calculation

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to incorrect calculation within the net/ax25/af_ax25.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

CPE2.3

External links

http://git.kernel.org/stable/c/0d14f104027e30720582448706c7d6b43065c851
http://git.kernel.org/stable/c/4fee8fa86a15d7790268eea458b1aec69c695530
http://git.kernel.org/stable/c/c42b073d9af4a5329b25b17390c63ab3847f30e8
http://git.kernel.org/stable/c/467324bcfe1a31ec65d0cf4aa59421d6b7a7d52b
http://www.openwall.com/lists/oss-security/2024/05/30/2
http://www.openwall.com/lists/oss-security/2024/05/30/1

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.