From: Willy Tarreau <w@1wt.eu>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: stable@vger.kernel.org
Subject: Re: [PATCHES] Bind mount escape fixes (CVE-2015-2925)
Date: Fri, 2 Oct 2015 01:08:29 +0200 [thread overview]
Message-ID: <20151001230829.GF30371@1wt.eu> (raw)
In-Reply-To: <87a8s2a7kc.fsf@x220.int.ebiederm.org>
[ trimmed CC list ]
On Thu, Oct 01, 2015 at 11:15:47AM -0500, Eric W. Biederman wrote:
>
> With a strategically placed rename bind mounts can be tricked into
> giving processes access to the entire filesystem instead of just a piece
> of it. This misfeature has existed since bind mounts were introduced
> into the kernel. This issue has been fixed in Linus's tree and below
> are my tested backports of the fixes to 4.2.1, 4.1.8, 3.18.21, 3.14.53,
> 3.12.48, 3.10.89, 3.4.109, 3.2.71, 2.6.32.68. All of the kernels
> currently listed as being active.
(...)
queued for 2.6.32, much appreciated, thanks Eric!
Willy
next prev parent reply other threads:[~2015-10-01 23:08 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-01 16:15 [PATCHES] Bind mount escape fixes (CVE-2015-2925) Eric W. Biederman
2015-10-01 23:08 ` Willy Tarreau [this message]
2015-10-02 2:45 ` Ben Hutchings
2015-10-02 3:28 ` Eric W. Biederman
2015-10-02 16:01 ` Eric W. Biederman
2015-10-03 1:48 ` Ben Hutchings
2015-10-03 6:12 ` Willy Tarreau
2015-10-02 9:26 ` Jiri Slaby
2015-10-05 10:34 ` Luis Henriques
2015-10-08 1:08 ` Ben Hutchings
2015-10-08 5:11 ` Willy Tarreau
2015-10-18 0:01 ` Greg Kroah-Hartman
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