Here's some recent news about the bug...
http://news.bbc.co.uk/1/hi/technology/3701640.stm
Vulnerable programs are:-
Windows XP
Windows XP Service Pack 1
Windows Server 2003
Internet Explorer 6 SP1
Office XP SP3
Office 2003
Digital Image Pro 7.0
Digital Image Pro 9
Digital Image Suite 9
Greetings 2002
Picture It! 2002
Picture It! 7.0
Picture It! 9
Producer for PowerPoint
Project 2002 SP1
Project 2003
Visio 2002 SP2
Visio 2003
Visual Studio .NET 2002
Visual Studio .NET 2003