usbvision: fix crash on detecting device with invalid configuration

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commit fa52bd506f upstream.

The usbvision driver crashes when a specially crafted usb device with invalid
number of interfaces or endpoints is detected. This fix adds checks that the
device has proper configuration expected by the driver.

Reported-by: Ralf Spenneberg <ralf@spenneberg.net>
Signed-off-by: Vladis Dronov <vdronov@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Vladis Dronov 2015-11-16 15:55:11 -02:00 • committed by Greg Kroah-Hartman

parent 440e9a240c

commit 0d8c1f17e8

1 changed files with 15 additions and 1 deletions

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drivers/media/usb/usbvision/usbvision-video.c

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