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Date: Wed, 27 Oct 2004 12:11:49 +0100
Reply-To: Wez Furlong <kingwez@gmail.com>
To: Kamesh Jayachandran <kameshj@fastmail.fm>
Cc: internals@lists.php.net
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Subject: Re: [PHP-DEV] [PATCH] one more possible seg fault in openssl
From: kingwez@gmail.com (Wez Furlong)

Committed; thanks!


On Wed, 27 Oct 2004 03:36:17 -0700, Kamesh Jayachandran
<kameshj@fastmail.fm> wrote:
> Hi Wez,
> <?php
> $dn = array(
>    "countryName" => "UK",
>    "stateOrProvinceName" => "Somerset",
>    "localityName" => "Glastonbury",
>    "organizationName" => "The Brain Room Limited",
>    "organizationalUnitName" => "PHP Documentation Team",
>    "commonName" => "Wez Furlong",
>    "emailAddress" => "wez@example.com"
> );
> // Non-existent or null private key
> $csr = openssl_csr_new($dn, $privkey1);
> ?>
> will also cause the double free of privkey and hence potential seg
> fault.
> openssl_csr_new tries to create a fresh private key and adds to the
> resource list and fails to req.priv_key to null so the dispose function
> frees the private key generated. Later when the php_request_shutdown is
> called it agains frees the EG(regular_list) this causes the seg fault.
> 
> Patch is available at,
> http://puggy.symonds.net/~kameshj/openssl.c.patch
> 
> With regards
> Kamesh Jayachandran
> 
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