From: Peter Maydell <peter.maydell@linaro.org>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: "Kevin Wolf" <kwolf@redhat.com>,
"Michael Roth" <mdroth@linux.vnet.ibm.com>,
qemu-stable <qemu-stable@nongnu.org>,
"QEMU Developers" <qemu-devel@nongnu.org>,
"Anthony Liguori" <anthony@codemonkey.ws>,
"Paolo Bonzini" <pbonzini@redhat.com>,
"Andreas Färber" <afaerber@suse.de>,
"Dave Gilbert" <dgilbert@redhat.com>
Subject: Re: [Qemu-devel] [PATCH v4 08/30] ahci: fix buffer overrun on invalid state load
Date: Mon, 31 Mar 2014 16:31:57 +0100 [thread overview]
Message-ID: <CAFEAcA_U64gmde89jnhLukSQdcx9B11VaM3qy+0RZQg7ANtz9g@mail.gmail.com> (raw)
In-Reply-To: <1396275242-10810-9-git-send-email-mst@redhat.com>
On 31 March 2014 15:16, Michael S. Tsirkin <mst@redhat.com> wrote:
> CVE-2013-4526
>
> Within hw/ide/ahci.c, VARRAY refers to ports which is also loaded. So
> we use the old version of ports to read the array but then allow any
> value for ports. This can cause the code to overflow.
>
> There's no reason to migrate ports - it never changes.
> So just make sure it matches.
>
> Reported-by: Anthony Liguori <anthony@codemonkey.ws>
> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> ---
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
-- PMM
next prev parent reply other threads:[~2014-03-31 15:32 UTC|newest]
Thread overview: 81+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-31 14:15 [Qemu-devel] [PATCH v4 00/30] qemu state loading issues Michael S. Tsirkin
2014-03-31 14:15 ` [Qemu-devel] [PATCH v4 01/30] vmstate: reduce code duplication Michael S. Tsirkin
2014-03-31 15:01 ` Dr. David Alan Gilbert
2014-03-31 15:27 ` Michael S. Tsirkin
2014-03-31 14:16 ` [Qemu-devel] [PATCH v4 02/30] vmstate: add VMS_MUST_EXIST Michael S. Tsirkin
2014-03-31 14:16 ` [Qemu-devel] [PATCH v4 03/30] vmstate: add VMSTATE_VALIDATE Michael S. Tsirkin
2014-04-01 10:39 ` Dr. David Alan Gilbert
2014-03-31 14:16 ` [Qemu-devel] [PATCH v4 04/30] virtio-net: fix buffer overflow on invalid state load Michael S. Tsirkin
2014-03-31 17:21 ` Laszlo Ersek
2014-03-31 19:34 ` Michael S. Tsirkin
2014-03-31 14:16 ` [Qemu-devel] [PATCH v4 05/30] virtio-net: out-of-bounds buffer write on load Michael S. Tsirkin
2014-04-01 8:45 ` Dr. David Alan Gilbert
2014-03-31 14:16 ` [Qemu-devel] [PATCH v4 06/30] virtio-net: out-of-bounds buffer write on invalid state load Michael S. Tsirkin
2014-03-31 14:16 ` [Qemu-devel] [PATCH v4 07/30] virtio: " Michael S. Tsirkin
2014-03-31 14:16 ` [Qemu-devel] [PATCH v4 08/30] ahci: fix buffer overrun " Michael S. Tsirkin
2014-03-31 15:31 ` Peter Maydell [this message]
2014-03-31 14:16 ` [Qemu-devel] [PATCH v4 09/30] hpet: " Michael S. Tsirkin
2014-03-31 14:16 ` [Qemu-devel] [PATCH v4 10/30] hw/pci/pcie_aer.c: fix buffer overruns " Michael S. Tsirkin
2014-04-01 10:56 ` Dr. David Alan Gilbert
2014-03-31 14:16 ` [Qemu-devel] [PATCH v4 11/30] pl022: fix buffer overun " Michael S. Tsirkin
2014-03-31 15:04 ` Peter Maydell
2014-03-31 14:16 ` [Qemu-devel] [PATCH v4 12/30] vmstate: fix buffer overflow in target-arm/machine.c Michael S. Tsirkin
2014-03-31 15:40 ` Peter Maydell
2014-04-01 15:12 ` Michael S. Tsirkin
2014-03-31 14:16 ` [Qemu-devel] [PATCH v4 13/30] stellaris_enet: avoid buffer overrun on incoming migration Michael S. Tsirkin
2014-03-31 17:11 ` Dr. David Alan Gilbert
2014-03-31 20:49 ` Michael S. Tsirkin
2014-03-31 21:13 ` Peter Maydell
2014-04-01 15:19 ` Michael S. Tsirkin
2014-03-31 14:16 ` [Qemu-devel] [PATCH v4 14/30] stellaris_enet: avoid buffer overrun on incoming migration (part 2) Michael S. Tsirkin
2014-04-01 9:43 ` Dr. David Alan Gilbert
2014-04-01 10:05 ` Peter Maydell
2014-04-01 11:52 ` Peter Maydell
2014-03-31 14:16 ` [Qemu-devel] [PATCH v4 15/30] stellaris_enet: avoid buffer orerrun on incoming migration (part 3) Michael S. Tsirkin
2014-04-01 9:51 ` Dr. David Alan Gilbert
2014-04-01 10:06 ` Peter Maydell
2014-04-01 15:22 ` Michael S. Tsirkin
2014-04-01 15:56 ` Peter Maydell
2014-04-01 14:42 ` Eric Blake
2014-03-31 14:16 ` [Qemu-devel] [PATCH v4 16/30] virtio: avoid buffer overrun on incoming migration Michael S. Tsirkin
2014-03-31 16:09 ` Peter Maydell
2014-03-31 14:17 ` [Qemu-devel] [PATCH v4 17/30] openpic: " Michael S. Tsirkin
2014-03-31 15:55 ` Peter Maydell
2014-03-31 14:17 ` [Qemu-devel] [PATCH v4 18/30] virtio: validate num_sg when mapping Michael S. Tsirkin
2014-04-01 9:10 ` Amit Shah
2014-03-31 14:17 ` [Qemu-devel] [PATCH v4 19/30] pxa2xx: avoid buffer overrun on incoming migration Michael S. Tsirkin
2014-03-31 15:29 ` Peter Maydell
2014-03-31 17:26 ` Don Koch
2014-03-31 14:17 ` [Qemu-devel] [PATCH v4 20/30] ssi-sd: fix buffer overrun on invalid state load Michael S. Tsirkin
2014-03-31 15:44 ` Peter Maydell
2014-03-31 14:17 ` [Qemu-devel] [PATCH v4 21/30] ssd0323: fix buffer overun " Michael S. Tsirkin
2014-03-31 15:35 ` Peter Maydell
2014-03-31 14:17 ` [Qemu-devel] [PATCH v4 22/30] tsc210x: fix buffer overrun " Michael S. Tsirkin
2014-03-31 15:39 ` Peter Maydell
2014-03-31 14:17 ` [Qemu-devel] [PATCH v4 23/30] zaurus: " Michael S. Tsirkin
2014-04-01 11:18 ` Dr. David Alan Gilbert
2014-03-31 14:17 ` [Qemu-devel] [PATCH v4 24/30] usb: sanity check setup_index+setup_len in post_load Michael S. Tsirkin
2014-03-31 15:48 ` Peter Maydell
2014-04-01 6:23 ` Gerd Hoffmann
2014-03-31 14:17 ` [Qemu-devel] [PATCH v4 25/30] virtio-scsi: fix buffer overrun on invalid state load Michael S. Tsirkin
2014-03-31 14:17 ` [Qemu-devel] [PATCH v4 26/30] savevm: fix potential segfault on invalid state Michael S. Tsirkin
2014-03-31 16:04 ` Peter Maydell
2014-03-31 14:17 ` [Qemu-devel] [PATCH v4 27/30] vmxnet3: validate interrupt indices coming from guest Michael S. Tsirkin
2014-03-31 15:45 ` Dr. David Alan Gilbert
2014-04-01 9:54 ` Dmitry Fleytman
2014-04-01 10:03 ` Dr. David Alan Gilbert
2014-04-01 11:33 ` Dr. David Alan Gilbert
2014-04-01 13:04 ` Dmitry Fleytman
2014-04-01 13:07 ` Dr. David Alan Gilbert
2014-04-03 16:07 ` Michael S. Tsirkin
2014-04-04 9:47 ` Dmitry Fleytman
2014-03-31 14:17 ` [Qemu-devel] [PATCH v4 28/30] vmxnet3: validate interrupt indices read on migration Michael S. Tsirkin
2014-03-31 16:33 ` Dr. David Alan Gilbert
2014-03-31 19:38 ` Michael S. Tsirkin
2014-04-01 10:15 ` Dmitry Fleytman
2014-03-31 14:17 ` [Qemu-devel] [PATCH v4 29/30] vmxnet3: validate queues configuration coming from quest Michael S. Tsirkin
2014-03-31 15:48 ` Dr. David Alan Gilbert
2014-04-01 10:04 ` Dmitry Fleytman
2014-04-01 14:52 ` Michael S. Tsirkin
2014-04-01 18:40 ` Dmitry Fleytman
2014-03-31 14:17 ` [Qemu-devel] [PATCH v4 30/30] vmxnet3: validate queues configuration read on migration Michael S. Tsirkin
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