Files
qemu/hw/net
Prasad J Pandit 037f8c1b57 net: mcf: check receive buffer size register value
ColdFire Fast Ethernet Controller uses a receive buffer size
register(EMRBR) to hold maximum size of all receive buffers.
It is set by a user before any operation. If it was set to be
zero, ColdFire emulator would go into an infinite loop while
receiving data in mcf_fec_receive. Add check to avoid it.

Reported-by: Wjjzhang <wjjzhang@tencent.com>
Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
Signed-off-by: Jason Wang <jasowang@redhat.com>
(cherry picked from commit 77d54985b8)
[BR: CVE-2016-9776 BSC#1013285]
Signed-off-by: Bruce Rogers <brogers@suse.com>
2021-03-17 09:45:50 -06:00
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