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(parent: 7e57714) | patch
usb: gadget: rndis: prevent integer overflow in rndis_set_response()
authorDan Carpenter <dan.carpenter@oracle.com>
Tue, 1 Mar 2022 08:04:24 +0000 (11:04 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 15 Mar 2022 14:48:57 +0000 (15:48 +0100)
commit65f3324f4b6fed78b8761c3b74615ecf0ffa81fa
treeb690a681262c2385e1f68e86085137d41821b824tree
parent7e57714cd0ad2d5bb90e50b5096a0e671dec1ef3commit | diff
usb: gadget: rndis: prevent integer overflow in rndis_set_response()

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>
drivers/usb/gadget/function/rndis.c diff | blob | history
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