3 ms·
This was fascinating. Do you have to be the same user or group to send the signal? I'm absolutely positive the JVM is not the only thing using this trick, seem
by exabrial 2y ago
This was fascinating. Do you have to be the same user or group to send the signal?
I'm absolutely positive the JVM is not the only thing using this trick, seems like it could be an attack vector.
- pcwalton 2y agoI don't think it would let you do anything interesting you can't already do, as it's fairly easy to trigger exceptions in Java programs (OOM, for example).
- PhilipRoman 2y agoI mean this in the nicest way possible, but how do you expect multi user security to work if you could kill/suspend/coredump anyone's processes?
- exabrial 2y agomy thought process was kill -11 wasn't a kill/suspend/coredump