CVE-2017-7189: Improper Input Validation

main/streams/xpsocket.c in PHP 7.x before 2017-03-07 misparses fsockopen calls, such as by interpreting fsockopen'127.0.0.1:80', 443 as if the address/port were 127.0.0.1:80:443, which is later truncated to 127.0.0.1:80. This behavior has a security risk if the explicitly provided port number i.e...