The array_user_key_compare function in PHP 4.4.6 and earlier, and 5.x up to 5.2.1, makes erroneous calls to zval_dtor, which triggers memory corruption and allows local users to bypass safe_mode and execute arbitrary code via a certain unset operation after array_user_key_compare has been called.
Name | Vendor | Start Version | End Version |
---|---|---|---|
Php | Php | * | 4.4.6 |
Php | Php | 5.0.0 | 5.2.1 |