From: Andrew Morton <akpm@linux-foundation.org>
To: Eric Paris <eparis@redhat.com>
Cc: linux-security-module@vger.kernel.org,
linux-kernel@vger.kernel.org,
uclinux-dist-devel@blackfin.uclinux.org, dhowells@redhat.com,
gyang@blackfin.uclinux.org, john.johansen@canonical.com,
Mike Frysinger <vapier.adi@gmail.com>,
stable@kernel.org
Subject: Re: [PATCH] security: do not check mmap_min_addr on nommu systems
Date: Thu, 3 Dec 2009 11:58:58 -0800 [thread overview]
Message-ID: <20091203115858.d91b64dc.akpm@linux-foundation.org> (raw)
In-Reply-To: <20091203194300.8491.22110.stgit@paris.rdu.redhat.com>
On Thu, 03 Dec 2009 14:43:01 -0500
Eric Paris <eparis@redhat.com> wrote:
> nommu systems can do anything with memory they please and so they already
> win. mmap_min_addr is the least of their worries. Currently the
> mmap_min_addr implementation is problamatic on such systems. This patch
> changes the addr_only argument to be a flags which can take the arguments
> for addr_only or not_addr. LSMs then need to properly implement these two
> flags.
This replaces David's
nommu-ignore-the-address-parameter-in-the-file_mmap-security-check.patch,
which missed 2.6.32.
What are our thoughts wrt backporting this fix in some form into
2.6.32.x and earlier?
next prev parent reply other threads:[~2009-12-03 20:01 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-03 19:43 Eric Paris
2009-12-03 19:58 ` Andrew Morton [this message]
2009-12-04 20:01 ` Eric Paris
2009-12-04 10:52 ` David Howells
2009-12-04 22:44 ` John Johansen
2009-12-04 21:55 ` David Howells
2009-12-05 3:26 Eric Paris
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