There is a new bug on IE 6, that concern VML (Vector Markup Language) vulnerability discovered by Sunbelt, about in-the-wild malware attached reguarded also the fully patched Windows system: the Url from many web sites (especially from Russian) include “MS06-XMLNS&SP2,” string, there is an advisory from Secunia. Microsoft has write a security advisory and tell that will be launch a patch only on October, 10, the next patch day. In order to defend from this vulnerability you have this choice: first use a antivirus software as Symantec, Mcafee, Trend Micro; second, un-register Vgx.dll or modify the access control list, third disable Binary and Script Behaviors in IE. You can finally use another browse like Mozilla Firefox.
[UPDATE, September 28] MSFT has launch a official patch before the patch days: read the official page for more info.