Adobe has a security advisory explaining about security bugs that are actively being exploited in Adobe Flash Player 10.1.85.3 and earlier (all operating systems), Adobe Reader 9.4 and earlier 9.x (Windows, Macintosh and UNIX*) and Acrobat (Windows and Mac). The security bugs in Acrobat and Reader are currently being exploited. See the Adobe bulletin for ways to lessen your exposure to these bugs.
