CVE-2025-56394: Buffer Overflow
Published Sep 23, 2025
·Updated
Free5gc 4.0.1 is vulnerable to Buffer Overflow. The AMF incorrectly validates the 5GS mobile identity, resulting in slice reference overflow.
Affected Software
2 affected components
free5gc Free5gc
free5gc Free5gc=4.0.1
Remediation
Patch Available
Event History
Sep 23, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·06:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-56394?
CVE-2025-56394 has been rated as high severity due to its potential for causing buffer overflow issues.
2
How do I fix CVE-2025-56394?
To fix CVE-2025-56394, update Free5GC to version 4.0.2 or later, where the vulnerability has been addressed.
3
What systems are affected by CVE-2025-56394?
CVE-2025-56394 affects Free5GC version 4.0.1 specifically.
4
What kind of attack can exploit CVE-2025-56394?
CVE-2025-56394 can be exploited by attackers to conduct a buffer overflow attack, potentially leading to arbitrary code execution.
5
Is there a workaround for CVE-2025-56394?
Currently, there is no known workaround for CVE-2025-56394; upgrading to a patched version is recommended.