The php_wddx_process_data function in ext/wddx/wddx.c in PHP before 5.6.25 and 7.x before 7.0.10 allows remote attackers to cause a denial of service (segmentation fault) or possibly have unspecified other impact via an invalid ISO 8601 time value, as demonstrated by a wddx_deserialize call that mishandles a dateTime element in a wddxPacket XML document.
openwall.com/lists/oss-security/2016/09/02/9
rhn.redhat.com/errata/RHSA-2016-2750.html
www.php.net/ChangeLog-5.php
www.php.net/ChangeLog-7.php
www.securityfocus.com/bid/92758
www.securitytracker.com/id/1036680
bugs.php.net/bug.php?id=72749
github.com/php/php-src/commit/426aeb2808955ee3d3f52e0cfb102834cdb836a5?w=1
security.gentoo.org/glsa/201611-22
www.tenable.com/security/tns-2016-19