Input validation error in Linux kernel mlx5 core driver

1) Input validation error

EUVDB-ID: #VU97571

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/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-2024-46717

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 mlx5e_handle_rx_cqe_mpwrq_shampo() function in drivers/net/ethernet/mellanox/mlx5/core/en_rx.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

External links

http://git.kernel.org/stable/c/03924d117625ecb10ee3c9b65930bcb2c37ae629
http://git.kernel.org/stable/c/ae9018e3f61ba5cc1f08a6e51d3c0bef0a79f3ab
http://git.kernel.org/stable/c/c909ab41df2b09cde919801c7a7b6bb2cc37ea22
http://git.kernel.org/stable/c/70bd03b89f20b9bbe51a7f73c4950565a17a45f7

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.