The host is installed with Adobe Reader or Acrobat 7.x before 7.1.1, 8.x before 8.1.3, or 9.x before 9.1 and is prone to a stack-based buffer overflow vulnerability. The flaw is present in the application, which fails to handle a crafted argument to the getIcon method of a Collab object. Successful exploitation allows remote attackers to execute arbitrary code.