FreeRDP: FreeRDP: Denial of Service via crafted WindowIcon async message

A flaw was found in FreeRDP. A malicious or compromised Remote Desktop Protocol RDP server can exploit a heap use-after-free vulnerability when a client connects with asynchronous updates enabled. By sending a specially crafted Window Alternate Secondary Order message, the server can trigger memo...

CVE-2026-67301

A flaw was found in FreeRDP. When the async-update feature is enabled, a malicious or compromised Remote Desktop Protocol RDP server can send specially crafted update orders. This can lead to an out-of-bounds read, potentially exposing sensitive information or causing the client application to...

CVE-2026-67301

FreeRDP before 3.29.0 contains out-of-bounds read vulnerabilities in the async update message proxy for the PolygonSC and PolygonCB primary drawing orders. When AsyncUpdate is enabled e.g., xfreerdp /async-update, updatemessagePolygonSC and updatemessagePolygonCB allocate a fresh points array but...

CVE-2026-67301

FreeRDP 3.x before 3.29.0 is affected by an out-of-bounds read in the async update message proxy for PolygonSC/PolygonCB drawing orders. The bug occurs when AsyncUpdate is enabled: update_message_PolygonSC() and update_message_PolygonCB() allocate a new points array but copy data from the order s...