Microsoft » Windows 7 : Security Vulnerabilities, CVEs, Published In March 2010 (Memory corruption)

Use-after-free vulnerability in mstime.dll in Microsoft Internet Explorer 8 allows remote attackers to execute arbitrary code via vectors related to the TIME2 behavior, the CTimeAction object, and destruction of markup, leading to memory corruption, aka "HTML Object Memory Corruption Vulnerability."

Microsoft Internet Explorer 6, 6 SP1, 7, and 8 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing an object that (1) was not properly initialized or (2) is deleted, leading to memory corruption, aka "Uninitialized Memory Corruption Vulnerability."