DotDeb.org has released PHP 5.6.38 packages for Debian GNU/Linux 7 Extended LTS and PHP 7.0.32 packages for Debian GNU/Linux 8 LTS:
PHP 5.6.38 for WheezyPHP 5.6.38 for Debian 7 and PHP 7.0.32 for Debian 8
PHP 7.0.32 for Jessie
