This article may be of interest to those of us using Lenovo Laptops or Netbooks.
My conclusion is if your using Linux on one of these machines. Do not install it in UEFI mode thinking it's more secure.. It is NOT!Lenovo driver goof poses security risk for users of 25 notebook models
Hackers can exploit vulnerabilities to install malicious firmware that survives reboots.arstechnica.com