CVE-2025-21781 | Linux Kernel up to 6.1.128/6.6.78/6.12.15/6.13.3/6.14-rc2 batadv_hardif_neigh_node reference count (Nessus ID 233595 / WID-SEC-2025-0453)
A vulnerability was found in Linux Kernel up to 6.1.128/6.6.78/6.12.15/6.13.3/6.14-rc2 and classified as critical. Impacted is the function batadv_hardif_neigh_node. Executing manipulation can lead to improper update of reference count.
This vulnerability is tracked as CVE-2025-21781. The attack is only possible within the local network. No exploit exists.
It is suggested to upgrade the affected component.