linux-kernel - Re: [git pull] vfs fixes

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Message-ID: <CA+55aFyWvu3hoDQLo_6BG1CgoL+ByjCBySLuYehnUQgQa_-v+Q@mail.gmail.com>
Date:   Sat, 15 Apr 2017 09:51:40 -0700
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Vegard Nossum <vegard.nossum@...il.com>
Cc:     Al Viro <viro@...iv.linux.org.uk>,
        LKML <linux-kernel@...r.kernel.org>,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>
Subject: Re: [git pull] vfs fixes

On Fri, Apr 14, 2017 at 11:41 PM, Vegard Nossum <vegard.nossum@...il.com> wrote:
>
> I'm seeing the same memfd_create/name_to_handle_at/path_lookupat
> use-after-free that Dmitry was seeing here:

Ok, see if that is gone in current git with commit c0eb027e5aef ("vfs:
don't do RCU lookup of empty pathnames")

              Linus