Buffer overflow in the xrdp_bitmap_invalidate function in xrdp/xrdp_bitmap.c in xrdp 0.4.1 and earlier allows remote attackers to execute arbitrary code via a crafted request.

Array index error in the xrdp_bitmap_def_proc function in xrdp/funcs.c in xrdp 0.4.1 and earlier allows remote attackers to execute arbitrary code via vectors that manipulate the value of the edit_pos structure member.

The rdp_rdp_process_color_pointer_pdu function in rdp/rdp_rdp.c in xrdp 0.4.1 and earlier allows remote RDP servers to have an unknown impact via input data that sets crafted values for certain length variables, leading to a buffer overflow.