Stack-based buffer overflow in the UnixAppOpenFilePerform function in Adobe Reader 5.0.9 and 5.0.10 for Unix allows remote attackers to execute arbitrary code via a PDF document with a long /Filespec tag.
http://www.redhat.com/support/errata/RHSA-2005-575.html
http://www.novell.com/linux/security/advisories/2005_42_acroread.html
http://www.idefense.com/application/poi/display?id=279&type=vulnerabilities