scsi: virtio_scsi: Add validation for residual bytes from response
authorXie Yongji <xieyongji@bytedance.com>
Tue, 15 Jun 2021 10:52:18 +0000 (18:52 +0800)
committerMartin K. Petersen <martin.petersen@oracle.com>
Tue, 29 Jun 2021 20:54:08 +0000 (16:54 -0400)
commit5f638e5ac61ef1b9b588efdf688acc0a4cecdca2
treee89262446c4cce9b59d024a335f8ba130a0553a2
parent7df47cdf199c2d014716d1baa252aa6021063443
scsi: virtio_scsi: Add validation for residual bytes from response

This ensures that the residual bytes in response (might come from an
untrusted device) will not exceed the data buffer length.

Link: https://lore.kernel.org/r/20210615105218.214-1-xieyongji@bytedance.com
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Xie Yongji <xieyongji@bytedance.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/virtio_scsi.c