CVE-2026-30075: OpenAirInterface Version 2.2.0 has a Buffer Overflow vulnerability in processing UplinkNASTransport containing Authentic

OpenAirInterface Version 2.2.0 has a buffer overflow vulnerability (a memory safety flaw where data exceeds allocated space) in its AUSF component (Authentication Server Function, part of 5G network architecture) when processing oversized authentication responses. This vulnerability causes the AUSF to crash, preventing users from registering and authenticating, resulting in a denial of service (DoS, where legitimate users cannot access the system).