CVE-2026-25501 free5GC SMF crash (nil pointer dereference) on PFCP SessionReportRequest when ReportType.DLDR is set but DownlinkDataReport IE is missing

free5GC SMF provides Session Management Function for free5GC, an open-source project for 5th generation 5G mobile core networks. In versions up to and including 1.4.1, SMF panics due to nil pointer dereference and the SMF process terminates. This is triggered by a malformed PFCP...

CVE-2026-25501

free5GC SMF provides Session Management Function for free5GC, an open-source project for 5th generation 5G mobile core networks. In versions up to and including 1.4.1, SMF panics due to nil pointer dereference and the SMF process terminates. This is triggered by a malformed PFCP...

free5GC 代码问题漏洞

free5GC is an open-source project for the 5th generation 5G mobile core network. Versions of free5GC such as 1.4.1 and earlier contained code vulnerabilities. These vulnerabilities stemmed from null pointer dereferencing when processing malformed PFCP SessionReportRequest messages, which could...

free5GC 代码问题漏洞

free5GC is an open-source project for the 5th generation 5G mobile core network. Versions of free5GC such as 1.4.1 and earlier contained code vulnerabilities. These vulnerabilities resulted from kernel crashes when processing malformed PFCP SessionReportRequest messages, which could lead to proce...

free5GC 代码问题漏洞

free5GC is an open-source project for the 5th generation 5G mobile core network. Versions of free5GC SMF 1.4.1 and earlier contain code vulnerabilities. These vulnerabilities arise from kernel crashes when processing malformed PFCP SessionReportRequest messages, which may lead to process...

PT-2026-21588

Name of the Vulnerable Software and Affected Versions free5GC SMF versions prior to 1.4.2 Description The free5GC Session Management Function SMF, a component of the free5GC 5G mobile core network, is susceptible to a panic and process termination. This occurs due to a nil pointer dereference...

CVE-2026-1683

A vulnerability has been found in Free5GC SMF up to 4.1.0. Affected by this vulnerability is the function HandlePfcpSessionReportRequest of the file internal/pfcp/handler/handler.go of the component PFCP. The manipulation leads to denial of service. Remote exploitation of the attack is possible...

CVE-2026-1683

A vulnerability has been found in Free5GC SMF up to 4.1.0. Affected by this vulnerability is the function HandlePfcpSessionReportRequest of the file internal/pfcp/handler/handler.go of the component PFCP. The manipulation leads to denial of service. Remote exploitation of the attack is possible...

CVE-2026-1683 Free5GC SMF PFCP handler.go HandlePfcpSessionReportRequest denial of service

A vulnerability has been found in Free5GC SMF up to 4.1.0. Affected by this vulnerability is the function HandlePfcpSessionReportRequest of the file internal/pfcp/handler/handler.go of the component PFCP. The manipulation leads to denial of service. Remote exploitation of the attack is possible...

EUVD-2026-5031

A vulnerability has been found in Free5GC SMF up to 4.1.0. Affected by this vulnerability is the function HandlePfcpSessionReportRequest of the file internal/pfcp/handler/handler.go of the component PFCP. The manipulation leads to denial of service. Remote exploitation of the attack is possible...

CVE-2026-1683 Free5GC SMF PFCP handler.go HandlePfcpSessionReportRequest denial of service

A vulnerability has been found in Free5GC SMF up to 4.1.0. Affected by this vulnerability is the function HandlePfcpSessionReportRequest of the file internal/pfcp/handler/handler.go of the component PFCP. The manipulation leads to denial of service. Remote exploitation of the attack is possible...

CVE-2026-1683 Free5GC SMF PFCP handler.go HandlePfcpSessionReportRequest denial of service

A vulnerability has been found in Free5GC SMF up to 4.1.0. Affected by this vulnerability is the function HandlePfcpSessionReportRequest of the file internal/pfcp/handler/handler.go of the component PFCP. The manipulation leads to denial of service. Remote exploitation of the attack is possible...

CVE-2026-1683

Free5GC SMF up to 4.1.0 is affected by a vulnerability in HandlePfcpSessionReportRequest (internal/pfcp/handler/handler.go) of the PFCP component, enabling remote denial of service. Exploitation has been publicly disclosed. Remediation is to deploy an official patch; multiple sources (NVD/Red Hat...

PT-2026-5400

Name of the Vulnerable Software and Affected Versions Free5GC SMF versions through 4.1.0 Description A flaw exists in Free5GC SMF that can lead to a denial of service. The issue is related to the HandlePfcpSessionReportRequest function within the PFCP component, specifically in the file...

free5GC security vulnerabilities

Free5GC is an open-source project for the 5th generation 5G mobile core network. Versions of Free5GC 4.1.0 and earlier contain security vulnerabilities. These vulnerabilities stem from improper handling in the HandlePfcpSessionReportRequest function in the internal/pfcp/handler/handler.go file...

CVE-2025-65566

A denial-of-service vulnerability exists in the omec-project UPF pfcpiface component in version upf-epc-pfcpiface:2.1.3-dev. When the UPF receives a PFCP Session Report Response that is missing the mandatory Cause Information Element, the session report handler dereferences a nil pointer instead ...

CVE-2025-65566

A denial-of-service vulnerability exists in the omec-project UPF pfcpiface component in version upf-epc-pfcpiface:2.1.3-dev. When the UPF receives a PFCP Session Report Response that is missing the mandatory Cause Information Element, the session report handler dereferences a nil pointer instead ...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference in the session report handler process when handling a PFCP Session Report Response that lacks the mandatory Cause Information Element. An attacker can cause the process to panic and terminate by sending speciall...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference in the session report handler process when handling a PFCP Session Report Response that lacks the mandatory Cause Information Element. An attacker can cause the process to panic and terminate by sending speciall...

PT-2025-52293

Name of the Vulnerable Software and Affected Versions omec-project UPF versions upf-epc-pfcpiface:2.1.3-dev Description A denial-of-service issue exists in the pfcpiface component of the UPF. When the UPF receives a PFCP Session Report Response lacking the mandatory Cause Information Element, the...