tree 4d007a9d89c87b53e926ac8d342a68c7a71a5ea0
parent 2c010c61e614f3ae5d26bf0803797075cc649f0b
author Dan Carpenter <dan.carpenter@oracle.com> 1646121864 +0300
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1648023209 +0100

usb: gadget: rndis: prevent integer overflow in rndis_set_response()

commit 65f3324f4b6fed78b8761c3b74615ecf0ffa81fa upstream.

If "BufOffset" is very large the "BufOffset + 8" operation can have an
integer overflow.

Cc: stable@kernel.org
Fixes: 38ea1eac7d88 ("usb: gadget: rndis: check size of RNDIS_MSG_SET command")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20220301080424.GA17208@kili
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>