freerdp: FreeRDP: Arbitrary code execution via heap out-of-bounds write in RLE planar decode path

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol RDP. A malicious RDP server can exploit a heap out-of-bounds write vulnerability in the planardecompressplanerle function. This vulnerability allows the server to write past the end of a temporary buffer, potentiall...

freerdp: FreeRDP: Arbitrary code execution via heap out-of-bounds write in RLE planar decode path

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol RDP. A malicious RDP server can exploit a heap out-of-bounds write vulnerability in the planardecompressplanerle function. This vulnerability allows the server to write past the end of a temporary buffer, potentiall...

CVE-2026-26965: Out-of-bounds Write

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, in the RLE planar decode path, planardecompressplanerle writes into pDstData at nYDst+y nDstStep + 4nXDst + nChannel without verifying that nYDst+nSrcHeight fits in the destination height or that...