From: Chris Wright <chrisw@osdl.org>
To: Horms <horms@verge.net.au>
Cc: Chris Wright <chrisw@osdl.org>,
linux-kernel@vger.kernel.org, stable@kernel.org,
Justin Forbes <jmforbes@linuxtx.org>,
Zwane Mwaikambo <zwane@arm.linux.org.uk>,
"Theodore Ts'o" <tytso@mit.edu>,
Randy Dunlap <rdunlap@xenotime.net>,
Chuck Wolber <chuckw@quantumlinux.com>,
torvalds@osdl.org, akpm@osdl.org, alan@lxorguk.ukuu.org.uk,
micha@debian.org
Subject: Re: [patch 04/09] x86_64: avoid SMP boot up race
Date: Tue, 13 Sep 2005 23:29:44 -0700 [thread overview]
Message-ID: <20050914062943.GP7762@shell0.pdx.osdl.net> (raw)
In-Reply-To: <20050914031356.GA19160@verge.net.au>
* Horms (horms@verge.net.au) wrote:
> I'm wondering if anyone could comment on if this could
> be conceived as a security bug. My initial instinct was
> yes, but on further considertation I can't conceive
> a way it could be exploited, well not by anyone
> who couldn't DoS the box in any number of other ways,
> including shutting it down.
That code is run early during boot up when bringing online a cpu.
If you can control this, you own the box.
next prev parent reply other threads:[~2005-09-14 6:30 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-08 23:46 [00/09] -stable review Chris Wright
2005-06-08 23:52 ` [patch 01/09] try_to_unmap_cluster() passes out-of-bounds pte to pte_unmap() Chris Wright
2005-06-08 23:55 ` [patch 02/09] [NETFILTER]: Fix deadlock with ip_queue and tcp local input path Chris Wright
2005-06-09 0:00 ` [patch 03/09] fix hfsplus oops, hfs and hfsplus leak Chris Wright
2005-06-09 0:04 ` [patch 04/09] x86_64: avoid SMP boot up race Chris Wright
2005-09-14 3:13 ` Horms
2005-09-14 6:29 ` Chris Wright [this message]
2005-06-09 0:08 ` [patch 05/09] x86_64: Fix ptrace boundary check Chris Wright
2005-06-09 0:14 ` [patch 06/09] Fix for bttv driver (v0.9.15) for Leadtek WinFast VC100 XP capture cards Chris Wright
2005-06-09 0:18 ` [patch 07/09] ext3: fix log_do_checkpoint() assertion failure Chris Wright
2005-06-09 0:21 ` [patch 08/09] [BRIDGE]: prevent bad forwarding table updates Chris Wright
2005-06-09 0:24 ` [patch 09/09] [PKT_SCHED]: netem: duplication fix Chris Wright
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20050914062943.GP7762@shell0.pdx.osdl.net \
--to=chrisw@osdl.org \
--cc=akpm@osdl.org \
--cc=alan@lxorguk.ukuu.org.uk \
--cc=chuckw@quantumlinux.com \
--cc=horms@verge.net.au \
--cc=jmforbes@linuxtx.org \
--cc=linux-kernel@vger.kernel.org \
--cc=micha@debian.org \
--cc=rdunlap@xenotime.net \
--cc=stable@kernel.org \
--cc=torvalds@osdl.org \
--cc=tytso@mit.edu \
--cc=zwane@arm.linux.org.uk \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox