Question: Please use the node.js shell on a Linux environment. Will Upvote! What is the difference between running a setuid root binary and a regular binary?

Please use the node.js shell on a Linux environment. Will Upvote!

What is the difference between running a setuid root binary and a regular binary? Specifically:

  1. What system call(s) change their behaviour?
  2. What are the changes?
  3. How do those changes affect subsequent program behaviour?

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