#VU102269 Input validation error in Linux kernel - CVE-2024-56725

Vulnerability identifier: #VU102269

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-2024-56725

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 otx2_config_priority_flow_ctrl() function in drivers/net/ethernet/marvell/octeontx2/nic/otx2_dcbnl.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/54e8b501b3ea9371e4a9aa639c75b681fa5680f0
https://git.kernel.org/stable/c/69297b0d3369488af259e3a7cf53d69157938ea1
https://git.kernel.org/stable/c/6ee6cf42dc5230425cfce1ffefa5a8d8a99e6fce
https://git.kernel.org/stable/c/b94052830e3cd3be7141789a5ce6e62cf9f620a4
https://git.kernel.org/stable/c/b99db02209ca4c2e2f53b82049ea3cbc82b54895

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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.