Description
Assertion failure in function ngap_build_downlink_nas_transport in file src/amf/ngap-build.c, the Access and Mobility Management Function (AMF) component, in Open5GS thru 2.7.5 allowing attackers to cause a denial of service or other unspecified impacts via repeated UE connect and disconnect message sequences.
References
- https://github.com/open5gs/open5gs/issues/3862
- https://github.com/open5gs/open5gs/issues/3862#issuecomment-2853458783
- https://github.com/open5gs/open5gs/issues/3862#issue-3006335547
- https://github.com/matejGradisar/open5gs/commit/5467da9763c300520f56bfbe0a7f5a7f980ec2f6
- https://github.com/ZHENGHAOHELLO/BugReport/blob/main/CVE-2025-52288