CVE-2026-7601 (GCVE-0-2026-7601)
Vulnerability from cvelistv5 – Published: 2026-05-02 02:00 – Updated: 2026-05-04 16:05 X_Open Source
VLAI
Title
Open5GS AMF gmm-handler.c denial of service
Summary
A vulnerability has been found in Open5GS up to 2.7.6. Affected is an unknown function of the file src/amf/gmm-handler.c of the component AMF. The manipulation of the argument reg_type leads to denial of service. The attack is possible to be carried out remotely. Upgrading to version 2.7.7 is able to address this issue. The identifier of the patch is ebc66942b6f8f1fab2d640e71cf4e9f1a423b426. It is advisable to upgrade the affected component.
Severity
CWE
- CWE-404 - Denial of Service
Assigner
References
7 references
| URL | Tags |
|---|---|
| https://vuldb.com/vuln/360558 | vdb-entrytechnical-description |
| https://vuldb.com/vuln/360558/cti | signaturepermissions-required |
| https://vuldb.com/submit/805675 | third-party-advisory |
| https://github.com/open5gs/open5gs/issues/4321 | issue-tracking |
| https://github.com/open5gs/open5gs/commit/ebc6694… | patch |
| https://github.com/open5gs/open5gs/releases/tag/v2.7.7 | patch |
| https://github.com/open5gs/open5gs/ | product |
Impacted products
Credits
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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