PT-2026-22016

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.23.0 Description A missing bounds check in the smartcard unpack read size align function within libfreerdp/utils/smartcard pack.c can cause the FreeRDP client to crash when connecting to a malicious RDP server. This...

PT-2026-22020

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.23.0 Description FreeRDP is a free implementation of the Remote Desktop Protocol. A flaw exists where the rail window free function dereferences a freed xfAppWindow pointer during HashTable Free cleanup. This occurs...

PT-2026-22004

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.23.0 Description FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, the function xf rail server execute result indexes the global error code names array with an unchecked value...

PT-2026-3467

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.21.0 Description FreeRDP, a free implementation of the Remote Desktop Protocol, contains a flaw where offscreen bitmap deletion results in the gdi-drawing pointer referencing freed memory. This creates a...

PT-2026-3456

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.21.0 Description FreeRDP is a free implementation of the Remote Desktop Protocol. In ClearCodec, when glyphData is present, the clear decompress function calls freerdp image copy no overlap without validating the...

PT-2026-7043

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.22.0 Description FreeRDP, a Remote Desktop Protocol implementation, contains a flaw in the RDPSND async playback thread. Specifically, the thread may process queued Protocol Data Units PDUs after the channel is clos...

PT-2026-7037

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.22.0 Description A flaw exists in FreeRDP related to handling device channel closures. Specifically, a capture thread may send responses using a callback function after the associated channel has been closed,...

PT-2026-29137

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.24.2 Description FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, a heap buffer overflow exists in the resize vbar entry function located in libfreerdp/codec/clear.c...

PT-2026-29133

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.24.2 Description FreeRDP is a free implementation of the Remote Desktop Protocol. An unvalidated auth length field read from the network triggers a WINPR ASSERT failure in the rts read auth verifier no checks...

PT-2026-29135

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.24.2 Description FreeRDP is a free implementation of the Remote Desktop Protocol. Versions prior to 3.24.2 contain a heap-buffer-overflow READ vulnerability. This issue occurs due to a 24-byte buffer overflow before...

PT-2026-25333

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.24.0 Description FreeRDP is a free implementation of the Remote Desktop Protocol. A client-side heap out-of-bounds read/write issue exists in FreeRDP's bitmap cache subsystem. This is due to an incorrect boundary...

PT-2026-2935

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.20.1 Description FreeRDP is a free implementation of the Remote Desktop Protocol. A heap out-of-bounds read occurs in the smartcard SetAttrib path when the cbAttrLen variable does not match the actual NDR buffer...

PT-2026-29134

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.24.2 Description FreeRDP is a free implementation of the Remote Desktop Protocol. A malicious Remote Desktop Protocol RDP server can cause a FreeRDP client to crash by sending audio data in IMA ADPCM format with an...

PT-2026-22013

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.23.0 Description FreeRDP is a free implementation of the Remote Desktop Protocol. A heap use-after-free condition exists in the clipboard channel due to improper memory management within the xf cliprdr provide data...

PT-2026-22010

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.23.0 Description FreeRDP is a free implementation of the Remote Desktop Protocol. A flaw exists in the xf AppUpdateWindowFromSurface function where it reads from a freed xfAppWindow. This occurs because the RDPGFX D...

PT-2026-2937

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.20.1 Description FreeRDP is a free implementation of the Remote Desktop Protocol. A heap use-after-free condition exists in the irp thread func function because the IRP is freed by irp-Complete and subsequently...

PT-2026-22015

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.23.0 Description FreeRDP is a free implementation of the Remote Desktop Protocol. A buffer overread exists in the freerdp image copy from icon data function libfreerdp/codec/color.c. This issue can be triggered by...

PT-2026-3459

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.21.0 Description FreeRDP, a free implementation of the Remote Desktop Protocol, contains a client-side heap buffer overflow in the ClearCodec bands decode path. Crafted band coordinates can cause writes beyond the...

PT-2026-3457

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.21.0 Description A client-side heap buffer overflow exists in the FreeRDP client’s gdi SurfaceToSurface path. This occurs due to a mismatch between destination rectangle clamping and the actual copy size. A maliciou...

PT-2026-22011

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.23.0 Description FreeRDP is a free implementation of the Remote Desktop Protocol. A flaw exists in the RAIL channel window management where the xf rail server local move size function dereferences a freed xfAppWindo...