<A target="_blank" href="http://www.zdnet.com/blog/security/patch-tuesday-fix-for-duqu-zero-day-not-likely-this-month/9760">November 8 is Patch Tuesday. There are only four bulletins</A>, one of them rated "critical", this month. While Microsoft is working on a fix for Duqu, it doesn't appear to be included in this list of fixes.