CVE-2025-21888 | Linux Kernel up to 6.12.17/6.13.5 __mlx5_ib_dereg_mr privilege escalation
A vulnerability was found in Linux Kernel up to 6.12.17/6.13.5. It has been rated as problematic. This issue affects the function __mlx5_ib_dereg_mr. The manipulation leads to privilege escalation.
The identification of this vulnerability is CVE-2025-21888. The attack needs to be approached within the local network. There is no exploit available.
It is recommended to upgrade the affected component.