The U3D implementation in Adobe Reader and Acrobat 9.x before 9.3 8.x before 8.2 on Windows and Mac OS X and 7.x before 7.1.4 allows remote attackers to execute arbitrary code via malformed U3D data in a PDF document related to a CLODProgressiveMeshDeclaration \array boundary issue \ a different vulnerability than CVE-2009-2994.