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(parent: ead315e) | patch
net: vmxnet3: check for device_active before write
authorLi Qiang <liqiang6-s@360.cn>
Mon, 8 Aug 2016 12:38:31 +0000 (18:08 +0530)
committerJason Wang <jasowang@redhat.com>
Tue, 9 Aug 2016 07:24:56 +0000 (15:24 +0800)
commit6c352ca9b4ee3e1e286ea9e8434bd8e69ac7d0d8
tree8913f14f53cb99b460745044a1ee05f2c72639aftree | snapshot
parentead315e43ea0c2ca3491209c6c8db8ce3f2bbe05commit | diff
net: vmxnet3: check for device_active before write

Vmxnet3 device emulator does not check if the device is active,
before using it for write. It leads to a use after free issue,
if the vmxnet3_io_bar0_write routine is called after the device is
deactivated. Add check to avoid it.

Reported-by: Li Qiang <liqiang6-s@360.cn>
Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
Acked-by: Dmitry Fleytman <dmitry@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
hw/net/vmxnet3.c diff | blob | history
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