CVE-2025-68779 | Linux Kernel up to 6.18.2/6.19-rc1 refcount_t lib/refcount.c _mlx5e_remove use after free (WID-SEC-2026-0086)
A vulnerability was found in Linux Kernel up to 6.18.2/6.19-rc1. It has been declared as critical. This impacts the function _mlx5e_remove in the library lib/refcount.c of the component refcount_t. The manipulation results in use after free.
This vulnerability was named CVE-2025-68779. The attack needs to be approached within the local network. There is no available exploit.
It is recommended to upgrade the affected component.