linux-kernel - Re: [PATCH v2] proc: allow restricting /proc/pid/mem writes

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Message-ID: <202403051032.783210E95@keescook>
Date: Tue, 5 Mar 2024 10:33:45 -0800
From: Kees Cook <keescook@...omium.org>
To: Christian Brauner <brauner@...nel.org>
Cc: Matthew Denton <mpdenton@...omium.org>,
	Adrian Ratiu <adrian.ratiu@...labora.com>,
	linux-fsdevel@...r.kernel.org, kernel@...labora.com,
	linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-doc@...r.kernel.org, Guenter Roeck <groeck@...omium.org>,
	Doug Anderson <dianders@...omium.org>, Jann Horn <jannh@...gle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Randy Dunlap <rdunlap@...radead.org>,
	Mike Frysinger <vapier@...omium.org>
Subject: Re: [PATCH v2] proc: allow restricting /proc/pid/mem writes

On Tue, Mar 05, 2024 at 12:03:21PM +0100, Christian Brauner wrote:
> What btw, is the Linux sandbox on Chromium doing? Did they finally move
> away from SECCOMP_RET_TRAP to SECCOMP_RET_USER_NOTIF? I see:
> 
> https://issues.chromium.org/issues/40145101
> 
> What ever became of this?

I'm not entirely sure. I don't think it's been a priority lately
(obviously).

-- 
Kees Cook