Open5GS ngap-handler.c Denial of Service Vulnerability

Open5GS is a C open source implementation of 5G Core and Epc, the core network of the Lte/Nr network. A denial of service vulnerability exists in Open5GS version v2.4.11, which is caused by a memory leak in the ngap handler.c component. By using a specially crafted UE attachment, an attacker can exploit this vulnerability to cause a denial of service.