Description
A NULL pointer dereference in the AMF NGAP Dispatcher component of free5gc v4.0.1 allows attackers to cause a Denial of Service (DoS) via supplying crafted NGAP messages during the initialization of a new RAN connection.
Published: 2026-08-27
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 28 Aug 2026 07:45:00 +0000

Type Values Removed Values Added
Title NULL Pointer Dereference in AMF NGAP Dispatcher Causes Denial of Service

Thu, 27 Aug 2026 18:00:00 +0000

Type Values Removed Values Added
Title NULL Pointer Dereference in AMF NGAP Dispatcher Causes Denial of Service
First Time appeared Free5gc
Free5gc free5gc
Weaknesses CWE-476
Vendors & Products Free5gc
Free5gc free5gc
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


Thu, 27 Aug 2026 16:45:00 +0000

Type Values Removed Values Added
Description A NULL pointer dereference in the AMF NGAP Dispatcher component of free5gc v4.0.1 allows attackers to cause a Denial of Service (DoS) via supplying crafted NGAP messages during the initialization of a new RAN connection.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-08-27T19:54:31.652Z

Reserved: 2026-03-04T00:00:00.000Z

Link: CVE-2026-30056

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-27T17:17:50.783

Modified: 2026-08-27T20:17:33.123

Link: CVE-2026-30056

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-28T07:30:07Z

Weaknesses