linux-kernel - Re: [PATCH v3] vfs: new O

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-Id: <E1NHdS9-00039i-B6@pomaz-ex.szeredi.hu>
Date:	Mon, 07 Dec 2009 14:16:37 +0100
From:	Miklos Szeredi <miklos@...redi.hu>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
CC:	miklos@...redi.hu, miklos@...redi.hu, luto@....edu,
	akpm@...ux-foundation.org, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] vfs: new O_NODE open flag

On Mon, 7 Dec 2009, Alan Cox wrote:
> > Alan, you are just ignoring facts and trying to push revoke(2) which
> > in fact doesn't have much to do with this issue.  revoke(2) is about
> > *open devices*, O_NODE doesn't produce an open device.  Don't you
> > understand that?
> 
> That is *exactly* the problem, which is clearly what you are missing here.

I don't think so, but maybe I'm wrong.  Could you describe your attack
scenario in detail then, please?

Thanks,
Miklos
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/