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Details here; http://isc.sans.org/ No patch yet, Firefox users should use NoScript (you mean you don't already?). It has been confirmed that the version of this exploit aimed at IE does work.

Adobe advisory here; http://www.adobe.com/support/securit...apsa09-03.html

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The latest Windows Secrets newsletter suggests that NoScript may not in fact provide complete protection against the Flash exploit aimed at Firefox, but it's obviously better than nothing.

Meanwhile, US Cert has posted a workaround for the Adobe Reader problem; http://www.kb.cert.org/vuls/id/259425 as well as advising users to disable Flash in browsers.