Input validation error in Linux kernel ethernet marvell driver

1) Input validation error

EUVDB-ID: #VU99210

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-2022-48966

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

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 mvneta_config_rss() function in drivers/net/ethernet/marvell/mvneta.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

• cpe:2.3:o:linux_foundation:linux_kernel:*:*:*:*:*:*:*:*

External links

https://git.kernel.org/stable/c/3ceffb8f410b93553fb16fe7e84aa0d35b3ba79b
https://git.kernel.org/stable/c/47a1a2f6cd5ec3a4f8a2d9bfa1e0605347cdb92c
https://git.kernel.org/stable/c/5a142486a0db6b0b85031f22d69acd0cdcf8f72b
https://git.kernel.org/stable/c/eec1fc21edc2bb99c9e66cf66f0b5d4d643fbb50
https://git.kernel.org/stable/c/146ebee8fcdb349d7ec0e49915e6cdafb92544ae
https://git.kernel.org/stable/c/a6b30598fec84f8809f5417cde73071ca43e8471
https://git.kernel.org/stable/c/6ca0a506dddc3e1d636935eef339576b263bf3d8
https://git.kernel.org/stable/c/e8b4fc13900b8e8be48debffd0dfd391772501f7

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.