Tadeusz Struk baf27c15ee scsi: scsi_ioctl: Validate command size ...

commit 20aaef52eb upstream.

Need to make sure the command size is valid before copying the command from
user space.

Link: https://lore.kernel.org/r/20211103170659.22151-1-tadeusz.struk@linaro.org
Cc: Bart Van Assche <bvanassche@acm.org>
Cc: Christoph Hellwig <hch@lst.de>
Cc: James E.J. Bottomley <jejb@linux.ibm.com>
Cc: Martin K. Petersen <martin.petersen@oracle.com>
Cc: <linux-scsi@vger.kernel.org>
Cc: <linux-kernel@vger.kernel.org>
Cc: <stable@vger.kernel.org> # 5.15, 5.14, 5.10
Signed-off-by: Tadeusz Struk <tadeusz.struk@linaro.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2021-11-18 19:15:51 +01:00

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