freerdp: FreeRDP has a division-by-zero in ADPCM decoders when `nBlockAlign` is 0

A division by zero flaw has been discovered in FreeRDP. This division by zero exists in the MS-ADPCM and IMA-ADPCM decoders when nBlockAlign is 0, leading to a crash. In libfreerdp/codec/dsp.c, both ADPCM decoders use size % blocksize where blocksize = context-common.format.nBlockAlign. The...

OSV-2026-762 Heap-buffer-overflow in coap_pdu_parse_header

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=513783540 Crash type: Heap-buffer-overflow READ 1 Crash state: coappduparseheader coappduparse2 coappduparse...

OSV-2026-736 Heap-buffer-overflow in coap_pdu_parse_header

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=512517700 Crash type: Heap-buffer-overflow READ 1 Crash state: coappduparseheader coappduparse2 coappduparse...

CVE-2026-8266

A vulnerability was detected in Open5GS up to 2.7.7. This affects the function gsmbuildpdusessionestablishmentaccept of the file /src/smf/gsm-build.c of the component SMF. The manipulation results in denial of service. The attack can be launched remotely. The exploit is now public and may be used...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization via the handling of PDUSessionResourceSetupResponse messages carrying AMF-UE-NGAP-ID. An attacker can redirect downlink user-plane traffic for any targeted UE to their own radio by sending a forged message with a...

CVE-2026-8288 Open5GS SMF gsm-handler.c denial of service

A vulnerability was determined in Open5GS up to 2.7.7. This affects the function gsmhandlepdusessionmodificationqosflowdescriptions of the file src/smf/gsm-handler.c of the component SMF. Executing a manipulation of the argument n1SmMsg can lead to denial of service. The attack may be launched...

EUVD-2026-29023

A vulnerability was detected in Open5GS up to 2.7.7. This affects the function gsmbuildpdusessionestablishmentaccept of the file /src/smf/gsm-build.c of the component SMF. The manipulation results in denial of service. The attack can be launched remotely. The exploit is now public and may be used...

CVE-2026-8266 Open5GS SMF gsm-build.c gsm_build_pdu_session_establishment_accept denial of service

A vulnerability was detected in Open5GS up to 2.7.7. This affects the function gsmbuildpdusessionestablishmentaccept of the file /src/smf/gsm-build.c of the component SMF. The manipulation results in denial of service. The attack can be launched remotely. The exploit is now public and may be used...

CVE-2026-8266

A vulnerability was detected in Open5GS up to 2.7.7. This affects the function gsmbuildpdusessionestablishmentaccept of the file /src/smf/gsm-build.c of the component SMF. The manipulation results in denial of service. The attack can be launched remotely. The exploit is now public and may be used...

CVE-2026-8266 Open5GS SMF gsm-build.c gsm_build_pdu_session_establishment_accept denial of service

A vulnerability was detected in Open5GS up to 2.7.7. This affects the function gsmbuildpdusessionestablishmentaccept of the file /src/smf/gsm-build.c of the component SMF. The manipulation results in denial of service. The attack can be launched remotely. The exploit is now public and may be used...

CVE-2026-8266

Open5GS SMF vulnerability: in function gsm_build_pdu_session_establishment_accept (file /src/smf/gsm-build.c ), affecting versions up to 2.7.7. The manipulation causes a denial of service. Exploit is public and can be launched remotely. No remediation details are provided in the supplied documents.

CVE-2026-8266 Open5GS SMF gsm-build.c gsm_build_pdu_session_establishment_accept denial of service

A vulnerability was detected in Open5GS up to 2.7.7. This affects the function gsmbuildpdusessionestablishmentaccept of the file /src/smf/gsm-build.c of the component SMF. The manipulation results in denial of service. The attack can be launched remotely. The exploit is now public and may be used...

PT-2026-39594

A vulnerability was determined in Open5GS up to 2.7.7. This affects the function gsm handle pdu session modification qos flow descriptions of the file src/smf/gsm-handler.c of the component SMF. Executing a manipulation of the argument n1SmMsg can lead to denial of service. The attack may be...

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 the operation of the...

EUVD-2025-209598

An issue in open5gs v.2.7.3 allows a remote attacker to cause a denial of service via a crafted PDU Session Modification Request...

PT-2026-36166

An issue in open5gs v.2.7.3 allows a remote attacker to cause a denial of service via a crafted PDU Session Modification Request...

CVE-2025-46115

An issue in open5gs v.2.7.3 allows a remote attacker to cause a denial of service via a crafted PDU Session Modification Request...

CVE-2025-46115

CVE-2025-46115 affects Open5GS v2.7.3. A crafted PDU Session Modification Request can remotely cause a denial of service. Documented as a network-accessible issue with a high-severity impact (Availability) but no explicit exploit details, affected components, or fixed versions are provided in the...

CVE-2026-7183 aligungr UERANSIM Radio Link Simulation Layer rls_pdu.cpp DecodeRlsMessage uncaught exception

A vulnerability has been found in aligungr UERANSIM up to 3.2.7. The affected element is the function rls::DecodeRlsMessage in the library src/lib/rls/rlspdu.cpp of the component Radio Link Simulation Layer. The manipulation of the argument pduLength leads to uncaught exception. The attack may be...

CVE-2026-7183 aligungr UERANSIM Radio Link Simulation Layer rls_pdu.cpp DecodeRlsMessage uncaught exception

A vulnerability has been found in aligungr UERANSIM up to 3.2.7. The affected element is the function rls::DecodeRlsMessage in the library src/lib/rls/rlspdu.cpp of the component Radio Link Simulation Layer. The manipulation of the argument pduLength leads to uncaught exception. The attack may be...