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(parent: 18bf7ac) | 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)
commitaa7b48dcfaac2d3862b79f1d606f7bfdb9b7a2bd
tree4fce51754f077d11690321fb886a0c953c986e7btree | snapshot
parent18bf7ac9db4030e8a3eed266d7f30db7c24889efcommit | 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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