Please see news articles related to this, including:
https://arstechnica.com/gadgets/2018/01/meltdown-and-spectre-heres-what-intel-apple-microsoft-others-are-doing-about-it/
https://www.computerworld.com/article/3245788/microsoft-windows/windows-meltdown-and-spectre-keep-calm-and-carry-on.html
It is also important to note that you should update your personal computers as it also affects them.
At this point, all servers have been patched for this issue.
Thursday, January 4, 2018