The U3D component in Adobe Reader and Acrobat 10.x before 10.0.1 9.x before 9.4.2 and 8.x before 8.2.6 on Windows and Mac OS X allow remote attackers to execute arbitrary code via a 3D file with an invalid Parent Node count that triggers an incorrect size calculation and memory corruption a different vulnerability than CVE-2011-0590 CVE-2011-0591 CVE-2011-0592 CVE-2011-0593 and CVE-2011-0595.