Vulnerability identifier: #VU92329

Vulnerability risk: Low

CVSSv3.1: 4.8 [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-2024-38556

CWE-ID: CWE-125

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 an out-of-bounds read error within the cmd_work_handler(), wait_func() and mlx5_cmd_invoke() functions in drivers/net/ethernet/mellanox/mlx5/core/cmd.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel:

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External links
http://git.kernel.org/stable/c/4baae687a20ef2b82fde12de3c04461e6f2521d6
http://git.kernel.org/stable/c/f9caccdd42e999b74303c9b0643300073ed5d319
http://git.kernel.org/stable/c/2d0962d05c93de391ce85f6e764df895f47c8918
http://git.kernel.org/stable/c/94024332a129c6e4275569d85c0c1bfb2ae2d71b
http://git.kernel.org/stable/c/485d65e1357123a697c591a5aeb773994b247ad7

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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.