Microsoft has pulled the plug on updates or reissued fixes for earlier patches before, but it's rare that the company need multiple attempts to put things right. One of the few times was in 2006, when Microsoft shipped a third fix for an Internet Explorer bug that had already been twice-patched.
Gregg Keizer covers Microsoft, security issues, Apple, Web browsers and general technology breaking news for Computerworld. Follow Gregg on Twitter at @gkeizer or subscribe to Gregg's RSS feed . His e-mail address is email@example.com .
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