Use-after-free vulnerability in the Peer Objects component (aka iepeers.dll) in Microsoft Internet Explorer 6, 6 SP1, and 7 allows remote attackers to execute arbitrary code via vectors involving access to an invalid pointer after the deletion of an object, as exploited in the wild in March 2010, aka "Uninitialized Memory Corruption Vulnerability."
nvd: Further information on this vulnerability can be found at the following link from Microsoft:
Apply associated Trend Micro DPI Rules.
Trend Micro Deep Security DPI Rule Number: 1004039
Trend Micro Deep Security DPI Rule Name: 1004039 - Microsoft Internet Explorer Invalid Pointer Reference Remote Code Execution