#VU96206 Input validation error in Linux kernel - CVE-2024-42281

Vulnerability identifier: #VU96206

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-2024-42281

CWE-ID: CWE-20

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 input validation within the bpf_skb_net_grow() function in net/core/filter.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
https://git.kernel.org/stable/c/11ec79f5c7f74261874744039bc1551023edd6b2
https://git.kernel.org/stable/c/c3496314c53e7e82ddb544c825defc3e8c0e45cf
https://git.kernel.org/stable/c/ec4eea14d75f7b0491194dd413f540dd19b8c733
https://git.kernel.org/stable/c/fa5ef655615a01533035c6139248c5b33aa27028

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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.