full-disclosure - Re: Firefox 2.0.0.7 has a very serious calculation bug

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Message-ID: <3eab9ed60709280935p6478d821h4cb6cf1583ceabd2@mail.gmail.com>
Date: Fri, 28 Sep 2007 22:05:11 +0530
From: "Jimby Sharp" <jimbysharp@...il.com>
To: "carl hardwick" <hardwick.carl@...il.com>
Cc: full-disclosure@...ts.grok.org.uk
Subject: Re: Firefox 2.0.0.7 has a very serious
	calculation bug

How is this serious and is it related to security in any manner? If
not, please do not spam. :-(

And go and learn some floating point maths.

On 9/28/07, carl hardwick <hardwick.carl@...il.com> wrote:
> There's a flaw in Firefox 2.0.0.7 allows javascript to execute wrong
> subtractions.
>
> PoC concept here:
> javascript:5.2-0.1
> (copy this code into address bar)
>
> Firefox 2.0.0.7 result: 5.1000000000000005 (WRONG!)
> Internet Explorer 7 result: 5.1 (OK)
>
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