Use-after-free vulnerability in Microsoft Internet Explorer 7 on Windows XP SP2, Windows Server 2003 SP1 or SP2, or Windows Vista allows remote attackers to execute arbitrary code via crafted HTML objects, resulting in accessing deallocated memory of CMarkup objects, aka the second of two "HTML Objects Memory Corruption Vulnerabilities" and a different issue than CVE-2007-0946.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2048
https://exchange.xforce.ibmcloud.com/vulnerabilities/33256
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-027
http://www.vupen.com/english/advisories/2007/1712
http://www.us-cert.gov/cas/techalerts/TA07-128A.html
http://www.securitytracker.com/id?1018019
http://www.securityfocus.com/bid/23772
http://www.securityfocus.com/archive/1/468871/100/200/threaded