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(parent: 43c52e3) | patch
block: check for proper length of iov entries in blk_rq_map_user_iov()
authorJens Axboe <jaxboe@fusionio.com>
Fri, 29 Oct 2010 14:10:18 +0000 (08:10 -0600)
committerGreg Kroah-Hartman <gregkh@suse.de>
Thu, 9 Dec 2010 21:31:55 +0000 (13:31 -0800)
commit58275258ab7826f8825e9df7232cab848917df60
tree939fb42d5d7c70d0527a338769119d50e509e94ctree | snapshot
parent43c52e334617398b117de7e5783aab161708c72ecommit | diff
block: check for proper length of iov entries in blk_rq_map_user_iov()

commit 9284bcf4e335e5f18a8bc7b26461c33ab60d0689 upstream.

Ensure that we pass down properly validated iov segments before
calling into the mapping or copy functions.

Reported-by: Dan Rosenberg <drosenberg@vsecurity.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
block/blk-map.c diff | blob | history
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