Stack-based buffer overflow in CoolType.dll in Adobe Reader and Acrobat 9.x before 9.4 and 8.x before 8.2.5 on Windows and Mac OS X allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a PDF document with a long field in a Smart INdependent Glyphlets (SING) table in a TTF font as exploited in the wild in September 2010. NOTE: some of these details are obtained from third party information.