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[OM] Critical Firefox 3.5 Security Hole

Subject: [OM] Critical Firefox 3.5 Security Hole
From: Mike Lazzari <watershed@xxxxxxxxxxxxxxx>
Date: Tue, 14 Jul 2009 17:24:06 -0700
I noticed that some of you have upgraded to FF3.5. There appears to be a 
security problem.
>
> Fortunately, there is a relatively easy fix for this that can be 
> reversed once Mozilla issues a patch. To disable the vulnerable 
> component, open up a new Firefox window and type "about:config" 
> (without the quotes) in the browser's address bar. In the "filter" 
> box, type "jit" and you should see a setting called 
> "javascript.options.jit.content". You should notice that beside that 
> setting it reads "true," meaning the setting is enabled. If you just 
> double-click on that setting, it should disable it, changing the 
> option to "false." That's it.
>
> Note that making this change will slow down Javascript rendering in 
> Firefox 3.5 to 3.0 speeds, but that may be a worthwhile trade-off for 
> readers concerned about the availability of exploit code for this flaw.
>
-- 
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