And yet such is all trivially defeated by writing read-only memory using /proc/self/mem. Even a Rust program with no unsafe code can do this. Patching readonl

And yet such is all trivially defeated by writing read-only memory using /proc/self/mem. Even a Rust program with no unsafe code can do this. Patching readonly libc code from Python without external modules is also trivial, resulting in arbitrary execution!