Intel SGX Enclaves Were Prone To Crashes On Linux Under Heavy Memory Pressure

Intel's Software Guard Extensions (SGX) as security-related extensions to their processors that allow for protected memory enclaves has had a rather bouncy journey. Intel continues supporting SGX on their latest Xeon processors but on the client side have been deprecated since 11th Gen Core. Over the years SGX has been found vulnerable to various attacks from speculative execution exploits to Plundervolt. It also turns out under Linux until now was also open to crashing under memory pressure...