func: void bad() FILE * data ; data = NULL; data = fopen ( "BadSource_fopen.txt" , "w+" ); CWE773_Missing_Reference_to_Active_File_Descriptor_or_Handle__fopen_82_base * baseObject = new CWE773_Missing_Reference_to_Active_File_Descriptor_or_Handle__fopen_82_bad baseObject -> action ( data ); void CWE773_Missing_Reference_to_Active_File_Descriptor_or_Handle__fopen_82_bad::action(FILE * data) data = fopen ( "BadSink_fopen.txt" , "w+" ); if ( data != NULL )  fclose ( data ); 