CVE-2026-8224

A vulnerability was determined in Open5GS up to 2.7.7. Affected by this issue is the function pcfsesssetipv6prefix of the file /src/pcf/context.c of the component PCF. Executing a manipulation of the argument SmPolicyContextData.ipv6AddressPrefix can lead to denial of service. It is possible to...

CVE-2026-8222

A vulnerability has been found in Open5GS up to 2.7.7. Affected is the function pcfnbsfmanagementhandleregister of the file src/pcf/nbsf-handler.c of the component sm-policies Endpoint. Such manipulation leads to denial of service. The attack may be performed from remote. The exploit has been...

CVE-2026-8224

Open5GS PCF component (up to 2.7.7) is affected by CVE-2026-8224 via the function pcf_sess_set_ipv6prefix in src/pcf/context.c. An attacker can manipulate SmPolicyContextData.ipv6AddressPrefix to trigger a denial of service. The issue is exploitable remotely, and public exploit information has be...

CVE-2026-8224 Open5GS PCF context.c pcf_sess_set_ipv6prefix denial of service

A vulnerability was determined in Open5GS up to 2.7.7. Affected by this issue is the function pcfsesssetipv6prefix of the file /src/pcf/context.c of the component PCF. Executing a manipulation of the argument SmPolicyContextData.ipv6AddressPrefix can lead to denial of service. It is possible to...

CVE-2026-8224 Open5GS PCF context.c pcf_sess_set_ipv6prefix denial of service

A vulnerability was determined in Open5GS up to 2.7.7. Affected by this issue is the function pcfsesssetipv6prefix of the file /src/pcf/context.c of the component PCF. Executing a manipulation of the argument SmPolicyContextData.ipv6AddressPrefix can lead to denial of service. It is possible to...

CVE-2026-8223 Open5GS sm-policies Endpoint pcf_sess_sbi_discover_and_send denial of service

A vulnerability was found in Open5GS up to 2.7.7. Affected by this vulnerability is the function pcfsesssbidiscoverandsend of the component sm-policies Endpoint. Performing a manipulation results in denial of service. It is possible to initiate the attack remotely. The exploit has been made publi...

CVE-2026-8223

A vulnerability was found in Open5GS up to 2.7.7. Affected by this vulnerability is the function pcfsesssbidiscoverandsend of the component sm-policies Endpoint. Performing a manipulation results in denial of service. It is possible to initiate the attack remotely. The exploit has been made publi...

CVE-2026-8222

A vulnerability has been found in Open5GS up to 2.7.7. Affected is the function pcfnbsfmanagementhandleregister of the file src/pcf/nbsf-handler.c of the component sm-policies Endpoint. Such manipulation leads to denial of service. The attack may be performed from remote. The exploit has been...

Open5GS 安全漏洞

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 sm-policies Endpoint component, specifically t...

PT-2026-39440

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 sm-policies endpoint. The issue exists within the pcf nbsf management handle register function located in the src/pcf/nbsf-handler.c file...

CVE-2026-8224: Improper Resource Shutdown or Release

A vulnerability was determined in Open5GS up to 2.7.7. Affected by this issue is the function pcfsesssetipv6prefix of the file /src/pcf/context.c of the component PCF. Executing a manipulation of the argument SmPolicyContextData.ipv6AddressPrefix can lead to denial of service. It is possible to...

Improper Check for Unusual or Exceptional Conditions

Overview Affected versions of this package are vulnerable to Improper Check for Unusual or Exceptional Conditions in the provisioningOfTrafficRoutingInfo function when a POST request to the app-session creation endpoint includes suppFeat set to "1" and a medComponents entry with afAppId present b...

GHSA-WR8J-6CHW-GM6P free5GC's PCF npcf-smpolicycontrol POST /sm-policies panics on downstream UDR/OpenAPI 404 via nil pointer dereference

Summary free5GC's PCF POST /npcf-smpolicycontrol/v1/sm-policies handler HandleCreateSmPolicyRequest panics with a nil-pointer dereference when a downstream OpenAPI consumer call UDR lookup returns 404 Not Found and the consumer wrapper returns err != nil together with a nil response struct. The...

CVE-2026-7536 Open5GS BSF pcfBindings bsf_sess_add_by_ip_address denial of service

A vulnerability was determined in Open5GS up to 2.7.7. This vulnerability affects the function bsfsessaddbyipaddress of the file /nbsf-management/v1/pcfBindings of the component BSF. Executing a manipulation of the argument ipv4Addr can lead to denial of service. The attack can be launched...

CVE-2026-7536 Open5GS BSF pcfBindings bsf_sess_add_by_ip_address denial of service

A vulnerability was determined in Open5GS up to 2.7.7. This vulnerability affects the function bsfsessaddbyipaddress of the file /nbsf-management/v1/pcfBindings of the component BSF. Executing a manipulation of the argument ipv4Addr can lead to denial of service. The attack can be launched...

EUVD-2026-26469

A vulnerability was determined in Open5GS up to 2.7.7. This vulnerability affects the function bsfsessaddbyipaddress of the file /nbsf-management/v1/pcfBindings of the component BSF. Executing a manipulation of the argument ipv4Addr can lead to denial of service. The attack can be launched...

CVE-2026-7536

Open5GS BSF component (pcfBindings, function bsf_sess_add_by_ip_address in /nbsf-management/v1/pcfBindings) is affected up to version 2.7.7. Manipulating the ipv4Addr argument can cause a denial of service, with the attack executable remotely. The exploit has been publicly disclosed, and the Open...

PT-2026-36290

A vulnerability was determined in Open5GS up to 2.7.7. This vulnerability affects the function bsf sess add by ip address of the file /nbsf-management/v1/pcfBindings of the component BSF. Executing a manipulation of the argument ipv4Addr can lead to denial of service. The attack can be launched...

GHSA-98CP-84M9-Q3QP free5GC PCF: Memory Leak via CORS Middleware Registration in HTTP Handler Leads to Denial of Service

Summary A memory leak vulnerability in the free5GC PCF Policy Control Function allows any unauthenticated attacker with network access to the PCF SBI interface to cause uncontrolled memory growth by sending repeated HTTP requests to the OAM endpoint. The root cause is a router.Use call inside an...

CVE-2026-41135 free5GC PCF: Memory Leak via CORS Middleware Registration in HTTP Handler Leads to Denial of Service

free5GC UDR is the Policy Control Function PCF for free5GC, an an open-source project for 5th generation 5G mobile core networks. A memory leak vulnerability in versions prior to 1.4.3 allows any unauthenticated attacker with network access to the PCF SBI interface to cause uncontrolled memory...