Until August nortriptyline used for migraines Avoiding the flaw is easy. Firefox 17.0.7 ESR addressed the bug. Firefox is now on release 22, so if you have upgraded, you're safe. Tor Browser bundles 2.3.25-10, 2.4.15-alpha-1, 2.4.15-beta-1 and 3.0alpha2 all offer a fix. ®
