#VU96183 Resource management error in Linux kernel - CVE-2024-42321

Vulnerability identifier: #VU96183

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-2024-42321

CWE-ID: CWE-399

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 resource management error within the __skb_flow_dissect() function in net/core/flow_dissector.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
http://git.kernel.org/stable/c/eb03d9826aa646577342a952d658d4598381c035
http://git.kernel.org/stable/c/4afbac11f2f629d1e62817c4e210bdfaa7521107
http://git.kernel.org/stable/c/c5d21aabf1b31a79f228508af33aee83456bc1b0
http://git.kernel.org/stable/c/120f1c857a73e52132e473dee89b340440cb692b

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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.