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(1) As Stéphane Chazelas hinted in his comment, this can be dangerous if an attacker can write to your input file and say, for example, “;shutdown now 76” or “;rm  *  76”. (2) This almost certainly runs a new bash process for each line of input. (I don’t see any other answer that does that.)

G-Man Says 'Reinstate Monica'
– G-Man Says 'Reinstate Monica'

2022-07-07 19:54:18 +00:00
Commented Jul 7, 2022 at 19:54
@G-ManSays'ReinstateMonica', Thank you! (1) true. That is why I wrote "along the lines of". I never know how to deal with it: The correct solution is tends to hide the basic idea.. (2) true. It can be a problem if you have millions of lines but in many cases this is what we really need, and what is going to be the reasonable solution.

JJoao
– JJoao

2022-07-08 09:14:54 +00:00
Commented Jul 8, 2022 at 9:14

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