Aye, there's like 3-6 ways to inject code into applications on Windows, and then LD_PRELOAD (and equivalents) and attaching as a debugger on *NIX platforms. The

Aye, there's like 3-6 ways to inject code into applications on Windows, and then LD_PRELOAD (and equivalents) and attaching as a debugger on *NIX platforms. There's no way a display manager, audio server, etc. can protect themselves from clients from code injected into them - outside of completely disabling these functions that allow it (and certainly have valid use cases, if much less often than illegitimate ones).