Array index error in Adobe Reader and Acrobat, and the Explorer extension (aka AcroRd32Info), 8.1.2, 8.1.1, and earlier allows remote attackers to execute arbitrary code via a crafted PDF document that triggers an out-of-bounds write, related to parsing of Type 1 fonts.
Improper Input Validation The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly.