[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH v2] virtio-serial: fix heap-over-flow
|
From: |
Stefan Hajnoczi |
|
Subject: |
Re: [Qemu-devel] [PATCH v2] virtio-serial: fix heap-over-flow |
|
Date: |
Wed, 4 Apr 2018 10:53:22 +0100 |
|
User-agent: |
Mutt/1.9.2 (2017-12-15) |
On Wed, Mar 28, 2018 at 09:34:35PM +0800, linzhecheng wrote:
> Check device having the feature of VIRTIO_CONSOLE_F_EMERG_WRITE before
> get config->emerg_wr. It is neccessary because sizeof(virtio_console_config)
> is 8 byte if VirtIOSerial doesn't have the feature of
> VIRTIO_CONSOLE_F_EMERG_WRITE(see virtio_serial_device_realize),
> read/write emerg_wr will lead to heap-over-flow.
>
> Signed-off-by: linzhecheng <address@hidden>
Michael or Paolo: Please merge for QEMU 2.12
Reviewed-by: Stefan Hajnoczi <address@hidden>
signature.asc
Description: PGP signature
- Re: [Qemu-devel] [PATCH v2] virtio-serial: fix heap-over-flow,
Stefan Hajnoczi <=