http://bugs.winehq.org/show_bug.cgi?id=21405
--- Comment #7 from James Le Cuirot chewi@aura-online.co.uk 2010-01-19 04:51:57 --- Here's the actual commit.
http://sourceware.org/git/?p=glibc.git;a=commitdiff;h=b50f8e42ba3010f0141e6a...
But this appears to just be a new safety check. I think the real problem lies elsewhere. Maybe we shouldn't rule out the possibility that this is a bug in Internet Explorer. ;)