linux-kernel - Re: [PATCH] Version 8 (2.6.23) Smack: Simplified Mandatory Access Control Kernel

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: <20071018051031.GN8181@ftp.linux.org.uk>
Date:	Thu, 18 Oct 2007 06:10:31 +0100
From:	Al Viro <viro@....linux.org.uk>
To:	Casey Schaufler <casey@...aufler-ca.com>
Cc:	torvalds@...l.org, akpm@...l.org,
	linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Version 8 (2.6.23) Smack: Simplified Mandatory Access Control Kernel

On Thu, Oct 18, 2007 at 05:57:05AM +0100, Al Viro wrote:
> On Tue, Oct 16, 2007 at 09:17:40PM -0700, Casey Schaufler wrote:

> Think what happens if CPU1 adds to list and CPU2 sees write to smk_known
> *before* it sees write to ->smk_next.  We see a single-element list and
> we'll be lucky if that single entry won't be FUBAR.

While we are at it, what protects smack_cipso_count?
-
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/