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(parent: 395f139) | 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)
commit0b9fa39dc179f8e5bd2fee377fa82a9072efbf07
tree4fce51754f077d11690321fb886a0c953c986e7btree | snapshot
parent395f1395b4008777fb49cc879a391a1b885d26cccommit | 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
Linux Kernel Source Tree.