CVE-2026-7706 Open5GS AMF gmm-handler.c gmm_handle_service_request denial of service

A vulnerability has been found in Open5GS up to 2.7.7. This issue affects the function gmmhandleservicerequest of the file /src/amf/gmm-handler.c of the component AMF. The manipulation leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public a...

CVE-2026-7706

A vulnerability has been found in Open5GS up to 2.7.7. This issue affects the function gmmhandleservicerequest of the file /src/amf/gmm-handler.c of the component AMF. The manipulation leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public a...

CVE-2026-7706 Open5GS AMF gmm-handler.c gmm_handle_service_request denial of service

A vulnerability has been found in Open5GS up to 2.7.7. This issue affects the function gmmhandleservicerequest of the file /src/amf/gmm-handler.c of the component AMF. The manipulation leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public a...

CVE-2026-7706 Open5GS AMF gmm-handler.c gmm_handle_service_request denial of service

A vulnerability has been found in Open5GS up to 2.7.7. This issue affects the function gmmhandleservicerequest of the file /src/amf/gmm-handler.c of the component AMF. The manipulation leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public a...

EUVD-2026-26844

A vulnerability has been found in Open5GS up to 2.7.7. This issue affects the function gmmhandleservicerequest of the file /src/amf/gmm-handler.c of the component AMF. The manipulation leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public a...

PT-2026-36723

Name of the Vulnerable Software and Affected Versions Open5GS versions prior to 2.7.8 Description A remote denial of service issue exists in the AMF component. The problem is located in the gmm handle service request function within the /src/amf/gmm-handler.c file. Recommendations At the moment,...

PT-2026-36725

Name of the Vulnerable Software and Affected Versions Open5GS versions prior to 2.7.8 Description A remote denial of service can be triggered in the UDR component. The issue exists within the ogs dbi subscription data function located in the /lib/dbi/subscription.c library, where manipulation of...

Open5GS security vulnerabilities

Open5GS is an open-source implementation of 5G Core and EPC in C language, which serves as the core network for Lte/Nr networks. Versions of Open5GS 2.7.7 and earlier contain security vulnerabilities. These vulnerabilities stem from a function in the AMF component called gmmhandleservicerequest i...

Open5GS security vulnerabilities

Open5GS is an open-source implementation of 5G Core and EPC in C language, which serves as the core network for LTE/NR networks. Versions of Open5GS 2.7.7 and earlier contain security vulnerabilities. These vulnerabilities stem from the operation of the ogsdbisubscriptiondata function in the...

PT-2026-36724

Name of the Vulnerable Software and Affected Versions Open5GS versions prior to 2.7.8 Description A remote denial of service issue exists in the UDR component. The problem occurs within the udr nudr dr handle subscription context function located in the /src/udr/nudr-handler.c file. Manipulation ...

CVE-2026-7706: Improper Resource Shutdown or Release

A vulnerability has been found in Open5GS up to 2.7.7. This issue affects the function gmmhandleservicerequest of the file /src/amf/gmm-handler.c of the component AMF. The manipulation leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public a...

CVE-2026-7708: Improper Resource Shutdown or Release

A vulnerability was determined in Open5GS up to 2.7.7. The affected element is the function ogsdbisubscriptiondata in the library /lib/dbi/subscription.c of the component UDR. This manipulation of the argument supiid causes denial of service. The attack may be initiated remotely. The exploit has...

CVE-2026-7707: Improper Resource Shutdown or Release

A vulnerability was found in Open5GS up to 2.7.7. Impacted is the function udrnudrdrhandlesubscriptioncontext of the file /src/udr/nudr-handler.c of the component UDR. The manipulation of the argument pei results in denial of service. The attack can be launched remotely. The exploit has been made...

CVE-2026-7601

A vulnerability has been found in Open5GS up to 2.7.6. Affected is an unknown function of the file src/amf/gmm-handler.c of the component AMF. The manipulation of the argument regtype leads to denial of service. The attack is possible to be carried out remotely. Upgrading to version 2.7.7 is able...

CVE-2026-7518

A flaw has been found in Open5GS up to 2.7.7. This issue affects the function amfnamfcallbackhandlesdmdatachangenotify of the file /namf-callback/v1/id/sdmsubscription-notify of the component AMF SBI Endpoint. This manipulation of the argument changeItem.newValue causes denial of service. The...

CVE-2026-7601

A vulnerability has been found in Open5GS up to 2.7.6. Affected is an unknown function of the file src/amf/gmm-handler.c of the component AMF. The manipulation of the argument regtype leads to denial of service. The attack is possible to be carried out remotely. Upgrading to version 2.7.7 is able...

CVE-2026-7601

A vulnerability has been found in Open5GS up to 2.7.6. Affected is an unknown function of the file src/amf/gmm-handler.c of the component AMF. The manipulation of the argument regtype leads to denial of service. The attack is possible to be carried out remotely. Upgrading to version 2.7.7 is able...

CVE-2026-7601 Open5GS AMF gmm-handler.c denial of service

A vulnerability has been found in Open5GS up to 2.7.6. Affected is an unknown function of the file src/amf/gmm-handler.c of the component AMF. The manipulation of the argument regtype leads to denial of service. The attack is possible to be carried out remotely. Upgrading to version 2.7.7 is able...

CVE-2026-7601 Open5GS AMF gmm-handler.c denial of service

A vulnerability has been found in Open5GS up to 2.7.6. Affected is an unknown function of the file src/amf/gmm-handler.c of the component AMF. The manipulation of the argument regtype leads to denial of service. The attack is possible to be carried out remotely. Upgrading to version 2.7.7 is able...

CVE-2026-7601

The CVE-2026-7601 entry affects Open5GS (up to 2.7.6), specifically the AMF component via the gmm-handler.c function. The root cause is manipulation of the reg_type argument, which can cause a denial of service. The issue is remotely exploitable. A fix is available in Open5GS v2.7.7, with patch i...