Security updates available for Adobe Reader and Acrobat

"Critical vulnerabilities have been identified in Adobe Reader 9.4 (and
earlier versions) for Windows, Macintosh and UNIX, and Adobe Acrobat 9.4
(and earlier 9.x versions) for Windows and Macintosh. These
vulnerabilities could cause the application to crash and potentially
allow an attacker to take control of the affected system."

It is recommended that users update their versions of Adobe products to
the latest patch release.