From: Peter Maydell <peter.maydell@linaro.org>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Eric Auger <eric.auger@redhat.com>,
qemu-devel@nongnu.org, Wentao Liang <Wentao_Liang_g@163.com>
Subject: Re: [PATCH for-7.0] virtio-iommu: use-after-free fix
Date: Thu, 7 Apr 2022 11:03:16 +0100 [thread overview]
Message-ID: <CAFEAcA8upf6nA8dUPeAyY_Q-F_oscqZonPGCKT2OUZORcX4FuQ@mail.gmail.com> (raw)
In-Reply-To: <20220407095047.50371-1-mst@redhat.com>
On Thu, 7 Apr 2022 at 10:52, Michael S. Tsirkin <mst@redhat.com> wrote:
>
> From: Wentao Liang <Wentao_Liang_g@163.com>
>
> A potential Use-after-free was reported in virtio_iommu_handle_command
> when using virtio-iommu:
>
> > I find a potential Use-after-free in QEMU 6.2.0, which is in
> > virtio_iommu_handle_command() (./hw/virtio/virtio-iommu.c).
So, this isn't a regression. Do you think it's critically necessary
it goes in 7.0, or is it in the category "put it into 7.0 if we
need an rc4 for some other reason anyway" ?
(I have a feeling we'll need an rc4, but we'll see.)
thanks
-- PMM
next prev parent reply other threads:[~2022-04-07 10:06 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-07 9:51 [PATCH for-7.0] virtio-iommu: use-after-free fix Michael S. Tsirkin
2022-04-07 10:03 ` Peter Maydell [this message]
2022-04-07 14:50 ` Michael S. Tsirkin
2022-04-09 8:57 ` Peter Maydell
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