An issue was discovered in Open5GS v2.7.2. When a UE switches between two gNBs and sends a handover request at a specific time, it may cause an exception in the AMF's internal state machine, leading to an AMF crash and resulting in a Denial of Service (DoS).
[
{
"signature_version": "v1",
"signature_type": "Function",
"id": "CVE-2025-25774-a5c4bc16",
"digest": {
"length": 7410.0,
"function_hash": "332296757950995641969293499122545545559"
},
"source": "https://github.com/open5gs/open5gs/commit/2e68706f1eea029d5172ccad946e78b352c031d0",
"target": {
"file": "src/amf/gmm-sm.c",
"function": "gmm_state_authentication"
},
"deprecated": false
}
]
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-25774.json"