This guide will show you how to overclock your Skylake CPU using Intel Extreme Tuning Utility or also known as Intel XTU. If you do not have a processor with an unlocked multiplier, overclocking may either be disabled or severely limited.
Some time ago, I wrote about an UEFI update for multiple ThinkPads (T440 and T440s, for example) that addressed incursion vulnerabilities that allowed breaking into System Management Mode (SMM).