Esxi 6.7 U3 -

VMware ESXi 6.7 Update 3 (build number 17167734 for the initial release, later patched) represents the final, most stable, and feature-complete version of the vSphere 6.7 product line. Released as a culmination of the 6.7 branch, it was designed to serve as a long-term, reliable foundation for data center virtualization before the transition to vSphere 7.0.

As with any update, ESXi 6.7 Update 3 includes a range of security patches and bug fixes to address known issues and vulnerabilities. Some of the notable security patches include: esxi 6.7 u3