This update fixes the following vulnerabilities in php:
* Heap corruption issue in exif_thumbnail(). (CVE-2014-3670)
* Integer overflow in unserialize(). (CVE-2014-3669)
* Xmlrpc ISO8601 date format parsing out-of-bounds read in mkgmtime().
(CVE-2014-3668)
Security Issues:
* CVE-2014-3669
<http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3669>
* CVE-2014-3670
<http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3670>
* CVE-2014-3668
<http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3668>