According to a post by
Adobe, there is a security weakness in the latest version of the PDF reader. An
updated post on the Adobe blog indicates that a security advisory has been officially posted regarding a critical vulnerability in Acrobat Reader and Acrobat 9.2 that could cause a crash of your system (Windows, Mac and Unix) and allow an attacker to take control of your system.
For the most up to date information you should
refer to the Security Advisory for information on mitigating this vulnerability. Adobe will update the advisory.
For the current recommend solution please visit this
link at the Adobe Knowledge Base.
Let me know if you have any questions.
Tim