Buffer overflow in the SNMP Service in Microsoft Windows 2000 SP4, XP SP2, Server 2003, Server 2003 SP1, and possibly other versions allows remote attackers to execute arbitrary code via a crafted SNMP packet, aka "SNMP Memory Corruption Vulnerability."
The Graphics Rendering Engine in Microsoft Windows 2000 SP4 and XP SP2 allows local users to gain privileges via "invalid application window sizes" in layered application windows, aka the "GDI Invalid Window Size Elevation of Privilege Vulnerability."