CVE-2026-37198

State: Published
Severity: 7.5 High
Published: Aug 27, 2026
Updated: Aug 28, 2026
Reserved: Apr 6, 2026

Description

An integer overflow in the SMF component of Open5GS v2.7.6 allows attackers to cause a Denial of Service (DoS) via supplying a crafted GTP packet.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-190 Integer Overflow or Wraparound

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://github.com/open5gs/open5gs/issues/4277
https://github.com/open5gs/open5gs/issues/4278
https://github.com/hackeryounow/5GCVulDB/tree/main/CVE-2026-37198
https://gist.github.com/hackeryounow/b1b6475d9c1d9b2bd1f1ef895d1f298c

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