CVE-2025-21882 Information

Description

In the Linux kernel the following vulnerability has been resolved:

net/mlx5: Fix vport QoS cleanup on error

When enabling vport QoS fails the scheduling node was never freed causing a leak.

Add the missing free and reset the vport scheduling node pointer to NULL.

Reference

https://git.kernel.org/stable/c/7f3528f7d2f98b70e19a6bb7b130fc82c079ac54 https://git.kernel.org/stable/c/fead368502bce0e10bea7c0d2895b2fa0c6c10aa