Nicolas Pitre 9d9da6fe1f Cramfs: fix abad comparison when wrap-arounds occur
commit 672ca9dd13f1aca0c17516f76fc5b0e8344b3e46 upstream.

It is possible for corrupted filesystem images to produce very large
block offsets that may wrap when a length is added, and wrongly pass
the buffer size test.

Reported-by: Anatoly Trosinenko <anatoly.trosinenko@gmail.com>
Signed-off-by: Nicolas Pitre <nico@linaro.org>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-11-13 11:08:55 -08:00
..
2018-10-15 15:31:47 +02:00
2018-09-06 09:04:45 -07:00
2018-11-13 11:08:46 -08:00
2018-08-21 23:54:17 -04:00
2018-11-13 11:08:39 -08:00
2018-08-21 18:47:36 -07:00
2018-08-17 16:20:28 -07:00
2018-08-15 22:47:23 -07:00
2018-08-18 11:44:53 -07:00
2018-08-17 16:20:27 -07:00
2018-10-13 09:31:02 +02:00
2018-08-18 11:44:53 -07:00
2018-07-03 16:44:45 -04:00
2018-08-14 10:23:25 -07:00
2018-08-21 18:19:09 -07:00
2018-08-21 18:19:09 -07:00
2018-08-21 18:19:09 -07:00
2018-06-11 08:22:34 -07:00
2018-08-21 18:19:09 -07:00
2018-08-21 18:19:09 -07:00