CVE-2025-29646

The CVE-2025-29646 entry concerns Open5GS (UPF) with versions 2.7.2 and earlier. The vulnerability allows a remote attacker to cause a Denial of Service by sending a crafted PFCP SessionEstablishmentRequest packet where restoration_indication = true and (teid = 0 or teid >= ogs_pfcp_pdr_teid_p...

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...

CVE-2025-44952

Open5GS PFCP substrate vulnerability CVE-2025-44952: A missing length check in ogs_pfcp_subnet_add within the PFCP library (used by Open5GS SMF/UPF) allows a local attacker to trigger a buffer overflow by supplying a session.dnn value longer than 101 characters. Affected: Open5GS versions 2.7.2 a...

CVE-2025-44951

CVE-2025-44951 describes a missing length check in the PFCP library function ogs_pfcp_dev_add used by Open5GS SMF/UPF (versions 2.7.2 and earlier). The flaw allows a local attacker to trigger a Buffer Overflow by supplying a value longer than 32 for session.dev, potentially enabling arbitrary beh...

CVE-2025-44951

A missing length check in ogspfcpdevadd function from PFCP library, used by both smf and upf in open5gs 2.7.2 and earlier, allows a local attacker to cause a Buffer Overflow by changing the session.dev field with a value with length greater than 32...

CVE-2023-47346

Buffer Overflow vulnerability in free5gc 3.3.0, UPF 1.2.0, and SMF 1.2.0 allows attackers to cause a denial of service via crafted PFCP messages...

CVE-2023-47345

Buffer Overflow vulnerability in free5gc 3.3.0 allows attackers to cause a denial of service via crafted PFCP message with malformed PFCP Heartbeat message whose Recovery Time Stamp IE length is mutated to zero...

CVE-2022-43222

open5gs v2.4.11 was discovered to contain a memory leak in the component src/smf/pfcp-path.c. This vulnerability allows attackers to cause a Denial of Service DoS via a crafted PFCP packet...

CVE-2022-43221

open5gs v2.4.11 was discovered to contain a memory leak in the component src/upf/pfcp-path.c. This vulnerability allows attackers to cause a Denial of Service DoS via a crafted PFCP packet...

CVE-2022-39063

When Open5GS UPF receives a PFCP Session Establishment Request, it stores related values for building the PFCP Session Establishment Response. Once UPF receives a request, it gets the fteidlen from incoming message, and then uses it to copy data from incoming message to struct fteid without...

CVE-2021-41794

ogsfqdnparse in Open5GS 1.0.0 through 2.3.3 inappropriately trusts a client-supplied length value, leading to a buffer overflow. The attacker can send a PFCP Session Establishment Request with "internet" as the PDI Network Instance. The first character is interpreted as a length value to be used ...

CVE-2025-29339

An issue in UPF in Open5GS UPF versions up to v2.7.2 results an assertion failure vulnerability in PFCP session parameter validation. When processing a PFCP Session Establishment Request with PDN Type=0, the UPF fails to handle the invalid value propagated from SMF or via direct attack, triggerin...

CVE-2025-29339

An issue in UPF in Open5GS UPF versions up to v2.7.2 results an assertion failure vulnerability in PFCP session parameter validation. When processing a PFCP Session Establishment Request with PDN Type=0, the UPF fails to handle the invalid value propagated from SMF or via direct attack, triggerin...

PT-2025-17557 · Open5Gs · Open5Gs Upf

Name of the Vulnerable Software and Affected Versions: Open5GS UPF versions up to v2.7.2 Description: The issue results in an assertion failure vulnerability in PFCP session parameter validation. When processing a PFCP Session Establishment Request with PDN Type = 0, the UPF fails to handle the...

CVE-2025-29339

An issue in UPF in Open5GS UPF versions up to v2.7.2 results an assertion failure vulnerability in PFCP session parameter validation. When processing a PFCP Session Establishment Request with PDN Type=0, the UPF fails to handle the invalid value propagated from SMF or via direct attack, triggerin...

CVE-2025-29339

An issue in UPF in Open5GS UPF versions up to v2.7.2 results an assertion failure vulnerability in PFCP session parameter validation. When processing a PFCP Session Establishment Request with PDN Type=0, the UPF fails to handle the invalid value propagated from SMF or via direct attack, triggerin...

CVE-2025-29339

Open5GS UPF (up to v2.7.2) is affected by CVE-2025-29339. An assertion failure occurs during PFCP Session Establishment Requests when PDN Type is 0, due to improper handling of an invalid value propagated from SMF (or via direct attack), leading to a fatal assertion and daemon crash. The vulnerab...

CVE-2025-29339

An issue in UPF in Open5GS UPF versions up to v2.7.2 results an assertion failure vulnerability in PFCP session parameter validation. When processing a PFCP Session Establishment Request with PDN Type=0, the UPF fails to handle the invalid value propagated from SMF or via direct attack, triggerin...

CVE-2025-21677

In the Linux kernel, the following vulnerability has been resolved: pfcp: Destroy device along with udp socket's netns dismantle. pfcpnewlink links the device to a list in devnetdev instead of net, where a udp tunnel socket is created. Even when net is removed, the device stays alive on devnetdev...

CVE-2025-21677

In the Linux kernel, the following vulnerability has been resolved: pfcp: Destroy device along with udp socket's netns dismantle. pfcpnewlink links the device to a list in devnetdev instead of net, where a udp tunnel socket is created. Even when net is removed, the device stays alive on devnetdev...