The vulnerability of the PHP interpreter, which allows a hacker to trigger a service failure

The vulnerability in the main/phpopentemporaryfile.c function of the PHP interpreter arises due to synchronization errors when using a shared resource. Exploiting this vulnerability can allow an attacker, operating remotely, to cause service interruptions such as outages and memory corruption...

Null pointer dereference

PHP 5.3.8 does not always check the return value of the zendstrndup function, which might allow remote attackers to cause a denial of service NULL pointer dereference and application crash via crafted input to an application that performs strndup operations on untrusted string data, as demonstrat...