CVE-2026-30075

HIGH

OpenAirInterface 2.2.0 - Buffer Overflow

Title source: llm
STIX 2.1

Description

OpenAirInterface Version 2.2.0 has a Buffer Overflow vulnerability in processing UplinkNASTransport containing Authentication Response containing a NAS PDU with oversize response (For example 100 byte). The response is decoded by AMF and passed to the AUSF component for verification. AUSF crashes on receiving this oversize response. This can prohibit users from further registration and verification and can cause Denial of Services (DoS).

Scores

CVSS v3 7.5
EPSS 0.0008
EPSS Percentile 23.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-120
Status published
Products (1)
openairinterface/oai-cn5g-amf 2.2.0
Published Apr 08, 2026
Tracked Since Apr 08, 2026