DotDeb.org has released PHP 7.0.17 packages for Debian 8
On March 16th 2017, the PHP group published PHP 7.0.17.PHP 7.0.17 for Debian 8
The PHP development team announces the immediate availability of PHP 7.0.17. Several bugs have been fixed. All PHP 7.0 users are encouraged to upgrade to this version.
Packages of PHP 7.0.17 are now available for Debian 8 “Jessie” on amd64 and i386 architectures, along with the following PECL extensions : APCu, APCu_bc, geoip, igbinary, imagick, memcached, mongodb, msgpack, redis, ssh2 and xdebug.