Buffer overflow in Linux kernel hw mlx5 driver



| Updated: 2025-05-10
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2025-22091
CWE-ID CWE-119
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU107763

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-2025-22091

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to memory corruption within the create_mkey_callback(), alloc_cacheable_mr(), reg_create() and create_real_mr() functions in drivers/infiniband/hw/mlx5/mr.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.12 - 6.14.1

CPE2.3 External links

https://git.kernel.org/stable/c/01fd737776ca0f17a96d83cd7f0840ce130b9a02
https://git.kernel.org/stable/c/05b215d5e219c0228b9c7082ba9bcf176c576646
https://git.kernel.org/stable/c/e0c09f639ca0e102f250df8787740c2013e9d1b3
https://git.kernel.org/stable/c/f0c2427412b43cdf1b7b0944749ea17ddb97d5a5
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.23
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.11
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.2


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.



###SIDEBAR###