[anthk]

>users can be fooled into dropping junk into /etc/modprobe.d (instructions for doing so are pervasive in the embedded world and most users think this stuff is safe), etc...

Not an issue for AX25 per se.

If you can fool an user to run root instructions, it's game over, period.

[pixl97]

There is a difference between running any instructions and an instruction that would otherwise be considered safe.