The vulnerability of the apprentice_load function in the PHP programming language allows a hacker to trigger a service failure or potentially cause other adverse effects.

The vulnerability of the apprenticeload function in the PHP programming language is related to errors in the code. Exploiting this vulnerability may allow an attacker to cause service failures or potentially have other adverse effects...

Stack overflow

The apprenticeload function in libmagic/apprentice.c in the Fileinfo component in PHP through 5.6.4 attempts to perform a free operation on a stack-based character array, which allows remote attackers to cause a denial of service memory corruption or application crash or possibly have unspecified...