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(parent: 5311fb8) | patch
pcnet: switch to use qemu_receive_packet() for loopback
authorAlexander Bulekov <alxndr@bu.edu>
Mon, 1 Mar 2021 15:33:34 +0000 (10:33 -0500)
committerJason Wang <jasowang@redhat.com>
Mon, 15 Mar 2021 08:41:22 +0000 (16:41 +0800)
commit99ccfaa1edafd79f7a3a0ff7b58ae4da7c514928
tree93939af720b33ba30e0e15fc89ae6f454dfbd58btree | snapshot
parent5311fb805a4403bba024e83886fa0e7572265de4commit | diff
pcnet: switch to use qemu_receive_packet() for loopback

This patch switches to use qemu_receive_packet() which can detect
reentrancy and return early.

This is intended to address CVE-2021-3416.

Cc: Prasad J Pandit <ppandit@redhat.com>
Cc: qemu-stable@nongnu.org
Buglink: https://bugs.launchpad.net/qemu/+bug/1917085
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com
Signed-off-by: Alexander Bulekov <alxndr@bu.edu>
Signed-off-by: Jason Wang <jasowang@redhat.com>
hw/net/pcnet.c diff | blob | history
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