CVE 2010-1285
Adobe Reader and Acrobat 9.x before 9.3.3, and 8.x before 8.2.3 on Windows and Mac OS X, allow attackers to execute arbitrary code via unspecified manipulations involving the newclass (0x58) operator and an "invalid pointer vulnerability" that triggers memory corruption, a different vulnerability than CVE-2010-2168 and CVE-2010-2201.
See the 
CVE page on Mitre.org
for more details.
