Buffer overflow in the uudecoding feature for Adobe Acrobat Reader 5.0.5 and 5.0.6 for Unix and Linux, and possibly other versions including those before 5.0.9, allows remote attackers to execute arbitrary code via a long filename for the PDF file that is provided to the uudecode command.
https://exchange.xforce.ibmcloud.com/vulnerabilities/16972
http://www.redhat.com/support/errata/RHSA-2004-432.html
http://www.idefense.com/application/poi/display?id=125&type=vulnerabilities