Intel and industry partners are sharing more details and mitigation information about a recently identified speculative execution side-channel method called L1 Terminal Fault (L1TF) This method affects select microprocessor products supporting Intel Software Guard Extensions (Intel SGX) L1TF was first reported to us by researchers at KU Leuven University, Technion Israel Institute of Technology, University of Michigan and Data61*1. Intel is not aware of reports that any of these methods have been used in real-world exploits.”]
Source: https://newsroom.intel.com/editorials/protecting-our-customers-through-lifecycle-security-threats/