CVE-2012-6113
The openssl_encrypt function in ext/openssl/openssl.c in PHP 5.3.9 through 5.3.13 does not initialize a certain variable, which allows remote attackers to obtain sensitive information from process memory by providing zero bytes of input data.
Date published : 2013-01-19
http://git.php.net/?p=php-src.git;a=commit;h=270a406ac94b5fc5cc9ef59fc61e3b4b95648a3e