This indicates a possible exploit of a buffer overflow vulnerability in Adobe Acrobat Reader. Acrobat Reader is vulnerable to a buffer overflow attack in the UnixAppOpenFilePerform() method. An attacker can exploit this vulnerability by creating a malicious PDF file and sending it to a user. If opened by an unsuspecting user, this can cause the execution of arbitrary code.
Adobe Acrobat Reader (UNIX) 5.0.10 - Adobe Acrobat Reader (UNIX) 5.0.9
System compromise: remote code execution.
Apply appropriate patch from the vendor or Upgrade to non-vulnerable version if available.