CentOS7.6 PHPが7.3.7にUpdateされました。
[root@centos7 ~]# uname -r
3.10.0-957.21.3.el7.x86_64
[root@centos7 ~]# php -v
PHP 7.3.7 (cli) (built: Jul 2 2019 10:53:48) ( NTS )
Copyright (c) 1997-2018 The PHP Group
Zend Engine v3.3.7, Copyright (c) 1998-2018 Zend Technologies
[root@centos7 ~]# smbd -V
Version 4.8.3
[root@centos7 ~]# cat /etc/redhat-release
CentOS Linux release 7.6.1810 (Core)
[root@centos7 ~]#