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(parent: c853685) | patch
USB: gadget: validate interface OS descriptor requests
authorSzymon Heidrich <szymon.heidrich@gmail.com>
Mon, 24 Jan 2022 11:14:00 +0000 (12:14 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 11 Feb 2022 09:59:12 +0000 (10:59 +0100)
commit75e5b4849b81e19e9efe1654b30d7f3151c33c2c
tree4fce51754f077d11690321fb886a0c953c986e7btree
parentc853685d11c09da35cb49bbf8f0c001abdc0d0a9commit | diff
USB: gadget: validate interface OS descriptor requests

Stall the control endpoint in case provided index exceeds array size of
MAX_CONFIG_INTERFACES or when the retrieved function pointer is null.

Signed-off-by: Szymon Heidrich <szymon.heidrich@gmail.com>
Cc: stable@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/gadget/composite.c diff | blob | history
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