linux-kernel - Re: [PATCH v7 2/6] selftests/memfd: add tests for F_SEAL

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <202212141052.3B04BF6@keescook>
Date:   Wed, 14 Dec 2022 10:52:54 -0800
From:   Kees Cook <keescook@...omium.org>
To:     jeffxu@...omium.org
Cc:     skhan@...uxfoundation.org, akpm@...ux-foundation.org,
        dmitry.torokhov@...il.com, dverkamp@...omium.org, hughd@...gle.com,
        jeffxu@...gle.com, jorgelo@...omium.org,
        linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
        linux-mm@...ck.org, jannh@...gle.com,
        linux-hardening@...r.kernel.org,
        linux-security-module@...r.kernel.org
Subject: Re: [PATCH v7 2/6] selftests/memfd: add tests for F_SEAL_EXEC

On Fri, Dec 09, 2022 at 04:04:49PM +0000, jeffxu@...omium.org wrote:
> From: Daniel Verkamp <dverkamp@...omium.org>
> 
> Basic tests to ensure that user/group/other execute bits cannot be
> changed after applying F_SEAL_EXEC to a memfd.
> 
> Signed-off-by: Daniel Verkamp <dverkamp@...omium.org>

Reviewed-by: Kees Cook <keescook@...omium.org>

-- 
Kees Cook