An issue was discovered in open5gs v2.6.6. InitialUEMessage, Registration request sent at a specific time can crash AMF due to incorrect error handling of NudmUECMRegistration response.
[
{
"digest": {
"length": 6124.0,
"function_hash": "241520690301263790033152699235258074677"
},
"source": "https://github.com/open5gs/open5gs/commit/7278714133422cee46c32c7523f81ec2cecad9e2",
"signature_version": "v1",
"deprecated": false,
"target": {
"function": "gmm_state_authentication",
"file": "src/amf/gmm-sm.c"
},
"id": "CVE-2023-50019-839c393a",
"signature_type": "Function"
}
]