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(parent: 60e44a9) | patch
USB: usb_driver_claim_interface: add sanity checking
authorOliver Neukum <oneukum@suse.com>
Wed, 16 Mar 2016 12:26:17 +0000 (13:26 +0100)
committerDanny Wood <danwood76@gmail.com>
Tue, 29 Jan 2019 13:12:34 +0000 (13:12 +0000)
commit3c0beaaf218661fa996108f0ffcefaa4ffd9893b
treef54dd8eecd51534f39397948213eb65baa52576atree | snapshot (tar.gz zip)
parent60e44a93c61d2313d72f6c6712365dc060b1fb1fcommit | diff
USB: usb_driver_claim_interface: add sanity checking

commit 0b818e3956fc1ad976bee791eadcbb3b5fec5bfd upstream.

Attacks that trick drivers into passing a NULL pointer
to usb_driver_claim_interface() using forged descriptors are
known. This thwarts them by sanity checking.

Signed-off-by: Oliver Neukum <ONeukum@suse.com>
CC: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Willy Tarreau <w@1wt.eu>
drivers/usb/core/driver.c diff | blob | blame | history