CVE-2025-21792 | Linux Kernel up to 6.1.128/6.6.78/6.12.15/6.13.3/6.14-rc2 lib/refcount.c ax25_release reference count (Nessus ID 230879 / WID-SEC-2025-0453)
A vulnerability categorized as critical has been discovered in Linux Kernel up to 6.1.128/6.6.78/6.12.15/6.13.3/6.14-rc2. The affected element is the function ax25_release in the library lib/refcount.c. The manipulation results in improper update of reference count.
This vulnerability is reported as CVE-2025-21792. The attacker must have access to the local network to execute the attack. No exploit exists.
It is advisable to upgrade the affected component.