Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: pfcp: The device is destroyed along with the udp socket’s netns structure. The pfcpnewlink function links the device to a specific list in devnetdev, rather than to net, where an udp tunnel socket is created. Even when net is...

CVE-2026-26025

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 and terminates when processing a malformed PFCP SessionReportRequest on the PFCP UDP/8805 interface. No known upstrea...

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-2026-2525

CVE-2026-2525 affects Free5GC up to release 4.1.0. The issue is in an unknown function of the PFCP UDP Endpoint component, where manipulation leads to a remote denial of service. Public disclosure of the exploit is noted, with exploitation maturity described as a Proof-of-Concept in some sources....

CVE-2025-70123

An improper input validation and protocol compliance vulnerability in free5GC v4.0.1 allows remote attackers to cause a denial of service. The UPF incorrectly accepts a malformed PFCP Association Setup Request, violating 3GPP TS 29.244. This places the UPF in an inconsistent state where a...

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-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-2026-1682 Free5GC SMF PFCP UDP Endpoint handler.go HandlePfcpAssociationReleaseRequest null pointer dereference

A flaw has been found in Free5GC SMF up to 4.1.0. Affected is the function HandlePfcpAssociationReleaseRequest of the file internal/pfcp/handler/handler.go of the component PFCP UDP Endpoint. Executing a manipulation can lead to null pointer dereference. The attack may be launched remotely. The...

CVE-2025-15176 Open5GS PFCP Session Establishment Request rule-match.c ogs_pfcp_pdr_rule_find_by_packet assertion

A flaw has been found in Open5GS up to 2.7.5. This affects the function decodeipv6header/ogspfcppdrrulefindbypacket of the file lib/pfcp/rule-match.c of the component PFCP Session Establishment Request Handler. Executing a manipulation can lead to reachable assertion. It is possible to launch the...

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-2025-14955

A vulnerability was found in Open5GS up to 2.7.5. Affected by this vulnerability is the function ogspfcphandlecreatepdr in the library lib/pfcp/handler.c of the component PFCP. The manipulation results in improper initialization. It is possible to launch the attack remotely. This attack is...

CVE-2025-14953 Open5GS FAR-ID handler.c ogs_pfcp_handle_create_pdr null pointer dereference

A flaw has been found in Open5GS up to 2.7.5. This impacts the function ogspfcphandlecreatepdr in the library lib/pfcp/handler.c of the component FAR-ID Handler. Executing a manipulation can lead to null pointer dereference. The attack may be performed from remote. The attack requires a high leve...

Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read in the parseFAR function when processing a PFCP Session Establishment Request containing a CreateFAR with an empty or truncated IPv4 address field. An attacker can cause the service to crash and disrupt user-plane...

CVE-2025-65562

The free5GC UPF suffers from a lack of bounds checking on the SEID when processing PFCP Session Deletion Requests. An unauthenticated remote attacker can send a request with a very large SEID e.g., 0xFFFFFFFFFFFFFFFF that causes an integer conversion/underflow in LocalNode.DeleteSess /...

CVE-2025-65562

The free5GC UPF suffers from a lack of bounds checking on the SEID when processing PFCP Session Deletion Requests. An unauthenticated remote attacker can send a request with a very large SEID e.g., 0xFFFFFFFFFFFFFFFF that causes an integer conversion/underflow in LocalNode.DeleteSess /...

Open5GS 安全漏洞

Open5GS is Open5GS open source an open source implementation in C of 5G Core and Epc, the core network of the Lte/Nr network. Open5GS suffers from a buffer overflow vulnerability that is caused by incorrect bounds checking in the ogspfcpsubnetadd function in the pfcp library. No detailed...

New 5G Network Flaws Let Attackers Track Users' Locations and Steal Data

As 5G networks are being gradually rolled out in major cities across the world, an analysis of its network architecture has revealed a number of potential weaknesses that could be exploited to carry out a slew of cyber assaults, including denial-of-service DoS attacks to deprive subscribers of...