Integer overflow in the str_pad function in ext/standard/string.c in PHP before 7.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a long string, leading to a heap-based buffer overflow.
http://www.openwall.com/lists/oss-security/2016/04/28/2
http://php.net/ChangeLog-7.php
http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html
http://lists.opensuse.org/opensuse-updates/2016-05/msg00086.html