Fix CVE-2021-3527 usb-host and usb-redirect try to batch bulk transfers by combining many small usb packets into a single, large transfer request, to reduce the overhead and improve performance. This patch adds a size limit of 1 MiB for those combined packets to restrict the host resources the guest can bind that way. Signed-off-by: Gerd Hoffmann's avatarGerd Hoffmann <kraxel@redhat.com> Message-Id: <20210503132915.2335822-6-kraxel@redhat.com> Signed-off-by: Jiajie Li <lijiajie11@huawei.com>
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