tree e2fa47b137dcfff8c0bed02c1b88ed319bd94b44
parent 837f21aacf5a714c23ddaadbbc5212f9b661e3f7
author Jason Wang <jasowang@redhat.com> 1448866806 +0800
committer Jason Wang <jasowang@redhat.com> 1449495828 +0800

pcnet: fix rx buffer overflow(CVE-2015-7512)

Backends could provide a packet whose length is greater than buffer
size. Check for this and truncate the packet to avoid rx buffer
overflow in this case.

Cc: Prasad J Pandit <pjp@fedoraproject.org>
Cc: qemu-stable@nongnu.org
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>