Out-of-Order Execution Side-Channel attack [Spectre/Meltdown]

A flaw in Out-of-Order execution mechanism allows user level programs to leak addresses of kernel and process memory space. This vulnerability can be exploited to bypass KASLR as well as CPU security features like SMAP,SMEP,NX and PXN. It can be exploited to bypass¬†OS process isolation. The issue affects processors from Intel, AMD ,ARM, Samsung and … Continue reading “Out-of-Order Execution Side-Channel attack [Spectre/Meltdown]”