linux-kernel - Re: [PATCH v3 0/7] User namespace mount updates

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Message-ID: <20151117175506.GW22011@ZenIV.linux.org.uk>
Date:	Tue, 17 Nov 2015 17:55:06 +0000
From:	Al Viro <viro@...IV.linux.org.uk>
To:	Seth Forshee <seth.forshee@...onical.com>
Cc:	"Eric W. Biederman" <ebiederm@...ssion.com>,
	linux-bcache@...r.kernel.org, dm-devel@...hat.com,
	linux-raid@...r.kernel.org, linux-mtd@...ts.infradead.org,
	linux-fsdevel@...r.kernel.org,
	linux-security-module@...r.kernel.org, selinux@...ho.nsa.gov,
	Serge Hallyn <serge.hallyn@...onical.com>,
	Andy Lutomirski <luto@...capital.net>,
	linux-kernel@...r.kernel.org, Theodore Ts'o <tytso@....edu>
Subject: Re: [PATCH v3 0/7] User namespace mount updates

On Tue, Nov 17, 2015 at 11:25:51AM -0600, Seth Forshee wrote:

> Shortly after that I plan to follow with support for ext4. I've been
> fuzzing ext4 for a while now and it has held up well, and I'm currently
> working on hand-crafted attacks. Ted has commented privately (to others,
> not to me personally) that he will fix bugs for such attacks, though I
> haven't seen any public comments to that effect.

_Static_ attacks, or change-image-under-mounted-fs attacks?
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