Добавить в mime.types
font/ttf ttf;
font/opentype otf;
application/font-woff woff;
application/vnd.ms-fontobject eot;
И убрать
application/octet-stream eot;
Конфиг
location / {
try_files $uri /index.php;
}
location ~ \.(ttf|otf|eot|woff)$ {
add_header Access-Control-Allow-Origin *;
}