From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Tue, 24 Sep 2013 22:27:45 +0000 (-0700)
Subject: cciss: fix info leak in cciss_ioctl32_passthru()
X-Git-Tag: v3.2.52~9
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4ecc545c9a903910bd23e40b6492d7b4f7ec03bc;p=pandora-kernel.git

cciss: fix info leak in cciss_ioctl32_passthru()

commit 58f09e00ae095e46ef9edfcf3a5fd9ccdfad065e upstream.

The arg64 struct has a hole after ->buf_size which isn't cleared.  Or if
any of the calls to copy_from_user() fail then that would cause an
information leak as well.

This was assigned CVE-2013-2147.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Mike Miller <mike.miller@hp.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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