NULL Pointer Dereference in free5gc Affects Network Security
CVE-2026-30072

7.5HIGH

Key Information:

Vendor

free5gc

Status
free5gc
Vendor
CVE Published:
27 August 2026

What is CVE-2026-30072?

A NULL pointer dereference vulnerability has been identified in the CDR processing path of free5gc version 4.0.1. This flaw can be exploited by attackers who supply specially crafted payloads, potentially leading to a Denial of Service (DoS) condition that disrupts normal service operations. Network administrators should take measures to patch this vulnerability promptly to maintain system integrity and performance.

References

https://github.com/free5gc/free5gc/issues/759

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.