Three of the six reported by Arya were use-after-free vulnerabilities, a type of memory management bug that Google's security engineers have rooted out in droves from Chrome and, increasingly, other browsers.
The next version of Firefox is scheduled to ship April 2, 2013.
Gregg Keizer covers Microsoft, security issues, Apple, Web browsers and general technology breaking news for Computerworld. Follow Gregg on Twitter at @gkeizer, on Google+ or subscribe to Gregg's RSS feed. His email address is email@example.com.
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