php5 - security update

Several vulnerabilities were found in PHP, a general-purpose scripting
language commonly used for web application development.

The vulnerabilities are addressed by upgrading PHP to new upstream
versions (5.4.45 and 5.6.13), which include additional bug fixes. Please
refer to the upstream changelog for more information:

• 
  https://php.net/ChangeLog-5.php#5.4.45
• 
  https://php.net/ChangeLog-5.php#5.6.13

For the oldstable distribution (wheezy), these problems have been fixed
in version 5.4.45-0+deb7u1.

For the stable distribution (jessie), these problems have been fixed in
version 5.6.13+dfsg-0+deb8u1.

We recommend that you upgrade your php5 packages.