Inspecting the Implementation of QEMU: How QEMU Handles Self-modifying Code

Some weeks ago, I was trying to solve malware in pwnable.kr. I basically already knew that QEMU basically uses compiler technology called TCG and kind of easily inferred that there could be some timing issues related to code modification at runtime, so I merely "easily" solved it. However, I wanted to find out why. Saying that again, I wanted to check with my own eyes and clearly find out how it..

2022.04.19