CVE-2026-109242 FreeRDP before 3.0.0 and 3.6.0 before 3.32.0 Uninitialized Heap Disclosure via Progressive Codec Tile Upgrade

FreeRDP before 3.0.0 and 3.6.0 before 3.32.0 renders uninitialized heap memory from un-decoded progressive tiles because the tile-current buffer is allocated without zeroing. A malicious RDP server can send a crafted WBTTILEFIRST then WBTTILEUPGRADE sequence to paint heap bytes onscreen or abort...