Incorrect Type Conversion or Cast
MP4NameFirstMatches in mp4util.cpp in MP4v2 2.0.0 mishandles substrings of atom names, leading to use of an inappropriate data type for associated atoms. The resulting type confusion can cause out-of-bounds memory access.
CWE-704 - Incorrect Type Conversion or Cast
The software does not correctly convert an object, resource, or structure from one type to a different type.