Vulnerability identifier: #VU92044

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-2024-26679

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 EXPORT_SYMBOL() function in net/ipv4/af_inet.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/caa064c3c2394d03e289ebd6b0be5102eb8a5b40
http://git.kernel.org/stable/c/5993f121fbc01dc2d734f0ff2628009b258fb1dd
http://git.kernel.org/stable/c/88081ba415224cf413101def4343d660f56d082b
http://git.kernel.org/stable/c/3266e638ba5cc1165f5e6989eb8c0720f1cc4b41
http://git.kernel.org/stable/c/54538752216bf89ee88d47ad07802063a498c299
http://git.kernel.org/stable/c/4a5e31bdd3c1702b520506d9cf8c41085f75c7f2
http://git.kernel.org/stable/c/307fa8a75ab7423fa5c73573ec3d192de5027830
http://git.kernel.org/stable/c/eef00a82c568944f113f2de738156ac591bbd5cd

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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.