With the surfacing of the Intel CPU security vulnerability, and recent patches done to the linux kernel. Sources; https://en.wikipedia.org/wiki/Kernel_page-table_isolation http://pythonsweetness.tumblr.com/post/169166980422/the-mysterious-case-of-the-linux-page-table/amp https://www.theregister.co.uk/2018/01/02/intel_cpu_design_flaw/ According to these, the fix for linux is implemented in 4.15 (rc6) and 14.14.11+. Proxmox is running on 14.13. Will you backport this patch to 14.13 or will you upgrade the kernel to 14.14.11+? And when will you do so? According to these sorces; https://twitter.com/never_released/status/947935213010718720 https://twitter.com/jschauma/status/941447173245370368 ..both Microsoft and Amazon is urging reboots of virtual hosts in the near future. I don't want to stress you guys.. but we really need this patch upstream as fast as possible!