CVE-2025-70122 - Free5GC UPF Heap Buffer Overflow

CVE ID : CVE-2025-70122 Published : Feb. 13, 2026, 5:16 p.m. | 1 hour, 17 minutes ago Description : A heap buffer overflow vulnerability in the UPF component of free5GC v4.0.1 allows remote attackers to cause a denial of service via a crafted PFCP Session Modification Request. The issue occurs in the SDFFilterFields.UnmarshalBinary function (sdf-filter.go) when processing a declared length that exceeds the actual buffer capacity, leading to a runtime panic and UPF crash. Severity: 0.0 | NA Visit the link for more details, such as CVSS details, affected products, timeline, and more...