CVE-2026-75439

An issue in Free5GC v.4.2.2 allows a remote attacker to cause a denial of service via the UPF component...

CVE-2026-75439

An issue in Free5GC v.4.2.2 allows a remote attacker to cause a denial of service via the UPF component...

PT-2026-86249

Name of the Vulnerable Software and Affected Versions Free5GC version 4.2.2 Description A remote attacker can cause a denial of service in the UPF User Plane Function component, which is responsible for packet routing and forwarding in the 5G core network. Recommendations At the moment, there is ...

CVE-2026-75439: NULL Pointer Dereference

An issue in Free5GC v.4.2.2 allows a remote attacker to cause a denial of service via the UPF component...

CVE-2026-8187

Affects Open5GS UPF (upf/gtp-path.c) with the function _gtpv1_u_recv_cb. Affects Open5GS up to 2.7.7; a remote attacker can trigger resource consumption via gtpv1 u recv cb(), potentially impacting availability. Root cause is within the UPF GTP path handling, enabling a manipulation that leads to...

EUVD-2026-28911

A flaw has been found in Open5GS up to 2.7.7. This impacts the function gtpv1urecvcb of the file src/upf/gtp-path.c of the component UPF. Executing a manipulation can lead to resource consumption. The attack may be performed from remote. The project was informed of the problem early through an...

CVE-2026-8187

A flaw has been found in Open5GS up to 2.7.7. This impacts the function gtpv1urecvcb of the file src/upf/gtp-path.c of the component UPF. Executing a manipulation can lead to resource consumption. The attack may be performed from remote. The project was informed of the problem early through an...

CVE-2025-69232

CVE-2025-69232 affects free5GC go-upf up to version 1.2.6 and free5gc smf up to 1.4.0. It is an Improper Input Validation and Protocol Compliance vulnerability that can cause Denial of Service: a remote attacker sends a malformed PFCP Association Setup Request, which UPF accepts and enters an inc...

CVE-2025-70122

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...

CVE-2025-70122

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...

free5GC 安全漏洞

free5GC is an open-source project for the 5th generation 5G mobile core network. Version 4.0.1 of free5GC contains a security vulnerability caused by a heap buffer overflow in the UPF component. This vulnerability could allow remote attackers to exploit it through a specially crafted PFCP Session...

CVE-2025-70122

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...

CVE-2025-15156

CVE-2025-15156 affects omec-project UPF up to 2.1.3-dev. The PFCP Session Establishment Request Handler’s handleSessionEstablishmentRequest permits a null pointer dereference; the issue can be triggered remotely. Exploit is published; multiple sources note a lack of a fixed version for the patche...

CVE-2025-65565

A denial-of-service vulnerability exists in the omec-project UPF pfcpiface component in version upf-epc-pfcpiface:2.1.3-dev. After PFCP association is established, a PFCP Session Establishment Request that is missing the mandatory F-SEID CPF-SEID Information Element is not properly validated. The...