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Date: Wed, 21 Jan 2009 23:25:21 +0100
Message-ID: <fe05d1540901211425t2b72592ep755f09ffeb34dc49@mail.gmail.com>
To: sean finney <seanius@debian.org>
Cc: PHP internals <internals@lists.php.net>, 
	Debian PHP Maintainers <pkg-php-maint@lists.alioth.debian.org>, 
	Stefan Esser <sesser@hardened-php.net>
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: 7bit
Subject: Re: [PHP-DEV] CVE-2008-5658 unfixed or new problem with 
	Zip::extractTo in 5.2.x?
From: pierre.php@gmail.com (Pierre Joye)

hi,

On Wed, Jan 21, 2009 at 10:57 PM, sean finney <seanius@debian.org> wrote:
> hi everyone,
>
> i'm looking for a sanity check here, as i've already lost more time than
> i'd like chasing ghosts on my treasure hunt through {bugs,lists,cvs}.php.net :(
>
> afaict, CVE-2008-5658[1] is only half-fixed on 5.2.8, while it was supposed
> to be fixed in 5.2.7.

it is fixed in 5.2.7RC2 or RC3, see:
http://cvs.php.net/viewvc.cgi/php-src/ext/zip/php_zip.c?r1=1.1.2.43&r2=1.1.2.44

> while the zip library no longer blindly extracts files such as
> "../../../var/www/index.php", it now seems to segfault on any files
> that have a leading "..".  I've put some sample code illustrating my
> problem at[2].  am i on crack?

No idea, can you open a bug and post the backtrace, a zip data to
reproduce the problem and a simple script please? Simply post the
links you gave here. I will take a look at them as soon as possible.

Thanks for the report!

Cheers,
-- 
Pierre

http://blog.thepimp.net | http://www.libgd.org