CVE-2026-91956 [MEDIUM] – FreeRDP before 3.31.0 contains an out-of-bounds read vulnerability in the URBDRC channel’s

FreeRDP before 3.31.0 contains an out-of-bounds read vulnerability in the URBDRC channel’s func_get_ep_desc function that indexes interface arrays by position instead of protocol field InterfaceNumber. A malicious RDP server can send a crafted SELECT_CONFIGURATION message with permuted InterfaceNumber values to read past allocated heap memory and crash the client.