PT-2026-135539
CVE-2026-117068
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Published
2026-11-02
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Updated
2026-11-02
Description by
Score
N/A
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Name of the Vulnerable Software and Affected Versions
OpenAirInterface (OAI) CN5G AMF version 2.2.1
Description
An integer underflow in the NAS decoder allows an unauthenticated remote attacker to cause a denial of service. This occurs when the
DecodeSuci() function fails to perform sufficient length validation on crafted NAS Registration Requests containing a truncated SUCI in the 5GS Mobile Identity IE, leading to an out-of-bounds heap read that crashes the AMF process. This issue has been exploited in real-world incidents.Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
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