GHSA-9H59-P45G-445H Ella Core has a Denial of Service via SCTP connection cleanup deadlock

Summary A deadlock in the AMF's SCTP notification handler causes the entire AMF control plane to hang until the process is restarted. Impact An attacker with access to the N2 interface can cause Ella Core to hang, resulting in a denial of service for all subscribers. Fix Add deferred Radio cleanu...