Microsoft Internet Explorer 6.0.2900.2180 and earlier allows remote attackers to cause a denial of service (CPU and memory consumption) via a long Unicode string argument to the write method, a related issue to CVE-2009-2479. NOTE: it was later reported that 7.0.6000.16473 and earlier are also affected.
http://www.securityfocus.com/archive/1/505122/100/0/threaded
http://www.securityfocus.com/archive/1/505120/100/0/threaded
http://www.securityfocus.com/archive/1/505092/100/0/threaded
http://archives.neohapsis.com/archives/bugtraq/2009-07/0193.html
http://archives.neohapsis.com/archives/bugtraq/2009-07/0192.html