Note that all GNU tools on Mac OS are the last GPLv2 versions. Their version of bash, for example, was ten years old the last time I checked. In contrast, most GNU/Linux distributions do provide up-to-date tools out of the box.
In addition, Apple makes it difficult to modify or upgrade installed software, even when is it vulnerable. The default installation of git in OS X once had a remote code execution vulnerability that could not be patched by users: http://rachelbythebay.com/w/2016/04/17/unprotected/
In addition, Apple makes it difficult to modify or upgrade installed software, even when is it vulnerable. The default installation of git in OS X once had a remote code execution vulnerability that could not be patched by users: http://rachelbythebay.com/w/2016/04/17/unprotected/