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kwbimage: Fix out of bounds access
authorAlexander Graf <agraf@suse.de>
Thu, 15 Mar 2018 10:14:19 +0000 (11:14 +0100)
committerStefan Roese <sr@denx.de>
Fri, 30 Mar 2018 10:52:48 +0000 (12:52 +0200)
commit6cd5678c45e7b684e7af88c256cdacd03a76fb1c
treeccca6ff3c9f538a804054b7dae0880fccb6657c6tree | snapshot
parentbc8cb152d8fbea100023917c285129a6d9ccc3bacommit | diff
kwbimage: Fix out of bounds access

The kwbimage format is reading beyond its header structure if it
misdetects a Xilinx Zynq image and tries to read it. Fix it by
sanity checking that the header we want to read fits inside our
file size.

Signed-off-by: Alexander Graf <agraf@suse.de>
Tested-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Stefan Roese <sr@denx.de>
Signed-off-by: Stefan Roese <sr@denx.de>
tools/kwbimage.c diff | blob | history
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