Last Tuesday was update Tuesday. There were several updates from Microsoft for Windows and Office. There have been reports that one of those updates can take quite a while to install - 30 to 40 min.
There was an update to Adobe Flash Player (11.8.800.168) and Adobe Reader (11.0.4 and 10.1.8) released by Adobe.
Oracle also released an update for Java (Java 7 update 40).
