PHP Exposure of Sensitive Information to an Unauthorized Actor Vulnerability - CVE-2010-2190
The (1) trim (2) ltrim (3) rtrim and (4) substr_replace functions in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allow context-dependent attackers to obtain sensitive information (memory contents) by causing a userspace interruption of an internal function related to the call time pass by reference feature.