Microsoft would launch their last Patch Tuesday of 2011 later today.
This latest release would target 20 bugs and security vulnerabilities in their products.
In all, 14 security bulletins would be released. Seven are targeted at the Windows operating system. Five are aimed at Microsoft Office. One of the releases would fix bugs in their Windows Media Player application.
Three of these releases are labeled Critical which means that they target a major security problem in their products.
This latest release would also fix problems associated with the Duqu Trojan which was discovered back in September.