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Date:   Thu, 13 Jul 2023 08:01:46 +0200
From:   Jiri Slaby <jirislaby@...nel.org>
To:     Samuel Thibault <samuel.thibault@...-lyon.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Randy Dunlap <rdunlap@...radead.org>,
        Simon Brand <simon.brand@...tadigitale.de>,
        Kees Cook <keescook@...omium.org>,
        linux-kernel@...r.kernel.org, Dave@...lke.cc
Subject: Re: [PATCH] TIOCSTI: always enable for CAP_SYS_ADMIN

On 10. 07. 23, 2:26, Samuel Thibault wrote:
> 83efeeeb3d04 ("tty: Allow TIOCSTI to be disabled") broke BRLTTY's
> ability to simulate keypresses on the console, thus effectively breaking
> braille keyboards of blind users.
> 
> This restores the TIOCSTI feature for CAP_SYS_ADMIN processes, which
> BRLTTY is, thus fixing braille keyboards without re-opening the security
> issue.
> 
> Signed-off-by: Samuel Thibault <samuel.thibault@...-lyon.org>
> Acked-by: Kees Cook <keescook@...omium.org>
> Fixes: 83efeeeb3d04 ("tty: Allow TIOCSTI to be disabled")
> Cc: stable@...r.kernel.org

Acked-by: Jiri Slaby <jirislaby@...nel.org>

thanks,
-- 
js
suse labs

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