From: Ian Jackson <Ian.Jackson@eu.citrix.com>
To: xen-devel@lists.xensource.com
Cc: keir@xen.org
Subject: Re: Xen security advisory CVE-2011-1898 - VT-d (PCI passthrough) MSI
Date: Thu, 12 May 2011 14:49:13 +0100 [thread overview]
Message-ID: <19915.58713.301872.876575@mariner.uk.xensource.com> (raw)
In-Reply-To: <19915.58644.191837.671729@mariner.uk.xensource.com>
I wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> Xen security advisory CVE-2011-1898
> VT-d (PCI passthrough) MSI trap injection
...
> The first patch is intended to reduce the impact from full privilege
> escalation to denial of service.
> Filename: 00-block-msis-on-trap-vectors
> SHA1: 0fcc1914714c228e98b3e84597e06cb5de09003c
> SHA256: 998e8d5632ee6ad92f52796fe94923f9c38096c5adf2ca74209a6792436ea1e9
>
> The second patch is intended to ensure that when Xen boots with
> "iommu=required" it will also insist that interrupt remapping is
> supported and enabled. It arranges that booting with that option on
> vulnerable hardware will fail, rather than appearing to succeed but
> actually being vulnerable to guests.
> Filename: intremap05033.patch
> SHA1: 1cd26adc5ead0c07b67bf354f03164235d67395c
> SHA256: 7f8c7d95d33bbd5c4f25671b380e70020fda1ba6cb50b67e59131fa8e59c1c66
These patches should probably be applied to xen-unstable now.
Ian.
next prev parent reply other threads:[~2011-05-12 13:49 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-12 13:48 Xen security advisory CVE-2011-1898 - VT-d (PCI passthrough) MSI Ian Jackson
2011-05-12 13:49 ` Ian Jackson [this message]
2011-05-13 8:08 ` Jan Beulich
2011-05-13 11:08 ` Joanna Rutkowska
2011-05-13 11:11 ` Ian Campbell
2011-05-13 11:20 ` Joanna Rutkowska
2011-05-13 12:34 ` Jan Beulich
2011-05-13 12:29 ` Jan Beulich
2011-05-13 12:50 ` Tim Deegan
2011-05-13 10:25 ` Ian Campbell
2011-05-16 21:34 ` Cihula, Joseph
2011-05-18 8:53 ` Ian Campbell
2011-05-18 10:03 ` Keir Fraser
2011-05-18 10:06 ` Ian Campbell
2011-05-13 17:32 ` Joanna Rutkowska
2011-05-13 17:35 ` Joanna Rutkowska
2011-05-17 7:42 Jan Beulich
2011-05-17 22:52 ` Cihula, Joseph
2011-05-18 8:54 ` Ian Campbell
2011-05-19 20:48 ` Cihula, Joseph
2011-05-20 10:17 ` Tim Deegan
2011-05-20 16:02 ` Cihula, Joseph
2011-05-22 18:14 ` Tim Deegan
2011-05-23 21:35 ` Cihula, Joseph
2011-05-24 9:03 ` Tim Deegan
2011-05-24 16:56 ` Ian Jackson
2011-05-24 19:23 ` Cihula, Joseph
2011-05-25 10:46 ` Alan Cox
2011-05-20 17:19 ` Ian Jackson
2011-05-22 18:15 ` Tim Deegan
2011-05-23 9:02 ` Ian Campbell
2011-05-24 15:15 ` Ian Jackson
2011-05-24 15:57 ` Keir Fraser
2011-05-24 16:16 ` Ian Pratt
2011-05-24 17:14 ` Ian Jackson
2011-05-24 19:35 ` Cihula, Joseph
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=19915.58713.301872.876575@mariner.uk.xensource.com \
--to=ian.jackson@eu.citrix.com \
--cc=keir@xen.org \
--cc=xen-devel@lists.xensource.com \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.