CVE-2025-21727 | Linux Kernel up to 6.1.128/6.6.75/6.12.12/6.13.1 synchronize_rcu use after free (Nessus ID 231802 / WID-SEC-2025-0453)
A vulnerability described as critical has been identified in Linux Kernel up to 6.1.128/6.6.75/6.12.12/6.13.1. The affected element is the function synchronize_rcu. Executing a manipulation can lead to use after free.
This vulnerability is registered as CVE-2025-21727. The attack requires access to the local network. No exploit is available.
Upgrading the affected component is recommended.