linux-kernel - Re: [PATCH] exec: Copy oldsighand->action under spin-lock

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Message-Id: <166607772207.3775126.2855869252440923728.b4-ty@chromium.org>
Date:   Tue, 18 Oct 2022 00:22:06 -0700
From:   Kees Cook <keescook@...omium.org>
To:     linux-kernel@...r.kernel.org, Al Viro <viro@...iv.linux.org.uk>,
        linux-fsdevel@...r.kernel.org, ebiederm@...ssion.com,
        bernd.edlinger@...mail.de
Cc:     Kees Cook <keescook@...omium.org>
Subject: Re: [PATCH] exec: Copy oldsighand->action under spin-lock

On Mon, 7 Jun 2021 15:54:27 +0200, Bernd Edlinger wrote:
> unshare_sighand should only access oldsighand->action
> while holding oldsighand->siglock, to make sure that
> newsighand->action is in a consistent state.

Applied to for-next/execve, thanks!

[1/1] exec: Copy oldsighand->action under spin-lock
      https://git.kernel.org/kees/c/f53283b0165f

-- 
Kees Cook