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[media] si2157: Bounds check firmware
authorLaura Abbott <labbott@fedoraproject.org>
Wed, 30 Sep 2015 00:10:10 +0000 (21:10 -0300)
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>
Thu, 22 Oct 2015 17:48:25 +0000 (15:48 -0200)
commit7510ebcc2bae7d2064f274ab66dc170e673507ce
tree03f35fc02a8c34cf42461b7ee09eb4c5cc3c9768tree | snapshot
parent818b1dcd565739cd67c33a5a31ee9d5af97fde06commit | diff
[media] si2157: Bounds check firmware

When reading the firmware and sending commands, the length
must be bounds checked to avoid overrunning the size of the command
buffer and smashing the stack if the firmware is not in the
expected format. Add the proper check.

Cc: stable@kernel.org
Signed-off-by: Laura Abbott <labbott@fedoraproject.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
drivers/media/tuners/si2157.c diff | blob | history
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