Vulnerability of the cliprdr_server_receive_pdu() function in the RDP client FreeRDP, allowing a hacker to execute arbitrary code and cause a service failure

The vulnerability of the cliprdrserverreceivepdu function in the RDP client FreeRDP is related to buffer overflows in dynamic memory during the processing of the capabilitySetLength parameter. Exploiting this vulnerability allows a remote attacker to execute arbitrary code and cause service...

CVE-2026-44420 FreeRDP cliprdr server heap-buffer-overflow via undersized capabilitySetLength in CB_CLIP_CAPS

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.26.0, a malicious RDP client can trigger a heap-buffer-overflow write in FreeRDP's server-side clipboard cliprdr channel by sending a CBCLIPCAPS PDU with a too-small capabilitySetLength. This can crash the server process...