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Date: Wed, 15 Mar 2023 10:40:35 +0100
From: Hanno Böck <>
Subject: Re: TTY pushback vulnerabilities / TIOCSTI

On Wed, 15 Mar 2023 20:03:11 +1100 (EST)
Dave Horsfall <> wrote:

> I hate tossing out functionality; would you not make it a privileged 
> operation instead?

From a security perspective tossing out functionality is the better
option compared to restricting access. If there is practically no use
of that functionality and it's mostly a security risk, then removing it
is the right choice.

Reducing complexity is a good principle for IT security.

Hanno Böck

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