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(parent: e7d14f3) | patch
ubi: Fix out of bounds write in volume update code
authorRichard Weinberger <richard@nod.at>
Sun, 21 Feb 2016 09:53:03 +0000 (10:53 +0100)
committerJiri Slaby <jslaby@suse.cz>
Mon, 14 Mar 2016 12:10:03 +0000 (13:10 +0100)
commit1cfdd759db4f056477b72357df2f95786a52b541
treebb566e167e582f54d156c1ca024f3a00fd0962a4tree | snapshot
parente7d14f3420e856cc38fa64915e08e8ca98297692commit | diff
ubi: Fix out of bounds write in volume update code

commit e4f6daac20332448529b11f09388f1d55ef2084c upstream.

ubi_start_leb_change() allocates too few bytes.
ubi_more_leb_change_data() will write up to req->upd_bytes +
ubi->min_io_size bytes.

Signed-off-by: Richard Weinberger <richard@nod.at>
Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
drivers/mtd/ubi/upd.c diff | blob | history
wrapfs-4.14.y