Data Processing Errors
The graphite2::FileFace::get_table_fn function in Graphite 2 before 1.3.6, as used in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7, does not initialize memory for an unspecified data structure, which allows remote attackers to cause a denial of service or possibly have unknown other impact via a crafted Graphite smart font.
CWE-19 - Data Processing Errors
Weaknesses in this category are typically found in functionality that processes data. Data processing is the manipulation of input to retrieve or save information.