CVE-2025-70121

An array index out of bounds vulnerability in the AMF component of free5GC v4.0.1 allows remote attackers to cause a denial of service via a crafted 5GS Mobile Identity in a NAS Registration Request message. The issue occurs in the GetSUCI method NASMobileIdentity5GS.go when accessing index 5 of ...

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-2026-1974

A vulnerability was identified in Free5GC up to 4.1.0. This affects the function ResolveNodeIdToIp of the file internal/sbi/processor/datapath.go of the component SMF. The manipulation leads to denial of service. Remote exploitation of the attack is possible. The exploit is publicly available and...

CVE-2026-1973

A vulnerability was determined in Free5GC up to 4.1.0. The impacted element is the function establishPfcpSession of the component SMF. Executing a manipulation can lead to null pointer dereference. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. I...

CVE-2026-1976

A weakness has been identified in Free5GC up to 4.1.0. Affected is the function SessionDeletionResponse of the component SMF. This manipulation causes null pointer dereference. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used f...

CVE-2026-1975

A security flaw has been discovered in Free5GC up to 4.1.0. This impacts the function identityTriggerType of the file pfcpreports.go. The manipulation results in null pointer dereference. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference via the identityTriggerType function in the pfcpreports.go file. An attacker can cause a denial of service by sending specially crafted requests that trigger a null pointer dereference. Remediation Upgrade...

CVE-2026-1975

A security flaw has been discovered in Free5GC up to 4.1.0. This impacts the function identityTriggerType of the file pfcpreports.go. The manipulation results in null pointer dereference. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks...

CVE-2026-1976

A weakness has been identified in Free5GC up to 4.1.0. Affected is the function SessionDeletionResponse of the component SMF. This manipulation causes null pointer dereference. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used f...

CVE-2026-1976 Free5GC SMF SessionDeletionResponse null pointer dereference

A weakness has been identified in Free5GC up to 4.1.0. Affected is the function SessionDeletionResponse of the component SMF. This manipulation causes null pointer dereference. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used f...

CVE-2026-1976

A weakness has been identified in Free5GC up to 4.1.0. Affected is the function SessionDeletionResponse of the component SMF. This manipulation causes null pointer dereference. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used f...

CVE-2026-1976 Free5GC SMF SessionDeletionResponse null pointer dereference

A weakness has been identified in Free5GC up to 4.1.0. Affected is the function SessionDeletionResponse of the component SMF. This manipulation causes null pointer dereference. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used f...

CVE-2026-1976

CVE-2026-1976 affects Free5GC up to version 4.1.0, specifically the SMF component’s function SessionDeletionResponse. The vulnerability is a null pointer dereference caused by the manipulation, with remote exploitation possible. Public exploits are available, and a patch is recommended to address...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference via the establishPfcpSession function. An attacker can cause a denial of service by sending specially crafted requests that trigger a null pointer dereference in the SMF component. Remediation Upgrade...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference via the establishPfcpSession function. An attacker can cause a denial of service by sending specially crafted requests that trigger a null pointer dereference in the SMF component. Remediation Upgrade...

CVE-2026-1975

Free5GC is affected up to version 4.1.0 by a vulnerability in the identityTriggerType function in pfcp_reports.go, causing a null pointer dereference and allowing remote exploitation. PT-2026-6668 confirms the flaw, lists affected versions prior to 4.1.1, and notes that the exploit has been publi...

CVE-2026-1975 Free5GC pfcp_reports.go identityTriggerType null pointer dereference

A security flaw has been discovered in Free5GC up to 4.1.0. This impacts the function identityTriggerType of the file pfcpreports.go. The manipulation results in null pointer dereference. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks...

CVE-2026-1975

A security flaw has been discovered in Free5GC up to 4.1.0. This impacts the function identityTriggerType of the file pfcpreports.go. The manipulation results in null pointer dereference. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks...

CVE-2026-1975 Free5GC pfcp_reports.go identityTriggerType null pointer dereference

A security flaw has been discovered in Free5GC up to 4.1.0. This impacts the function identityTriggerType of the file pfcpreports.go. The manipulation results in null pointer dereference. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks...

CVE-2026-1975 Free5GC pfcp_reports.go identityTriggerType null pointer dereference

A security flaw has been discovered in Free5GC up to 4.1.0. This impacts the function identityTriggerType of the file pfcpreports.go. The manipulation results in null pointer dereference. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks...