Patch "UBI: fix out of bounds write" has been added to the 3.14-stable tree
This is a note to let you know that I've just added the patch titled
UBI: fix out of bounds write
to the 3.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
ubi-fix-out-of-bounds-write.patch
and it can be found in the queue-3.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.
Quoted 1 line
From
d74adbdb9abf0d2506a6c4afa534d894f28b763fMon Sep 17 00:00:00 2001
From: Brian Norris <[email protected]>
Date: Sat, 28 Feb 2015 02:23:26 -0800
Subject: UBI: fix out of bounds write
From: Brian Norris <[email protected]>
commit d74adbdb9abf0d2506a6c4afa534d894f28b763f upstream.
If aeb->len >= vol->reserved_pebs, we should not be writing aeb into the PEB->LEB mapping.
Caught by Coverity, CID #711212.
--- drivers/mtd/ubi/eba.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
drivers/mtd/ubi/eba.c +2 -1
@@ -1362,7 +1362,8 @@ int ubi_eba_init(struct ubi_device *ubi,* during re-size. */ ubi_move_aeb_to_list (av, aeb, &ai->erase); - vol->eba_tbl[aeb->lnum] = aeb->pnum; + else + vol->eba_tbl[aeb->lnum] = aeb->pnum; } }
Patches currently in stable-queue which might be from [email protected] are
queue-3.14/ubi-initialize-leb-number-variable.patch queue-3.14/ubi-fix-out-of-bounds-write.patch queue-3.14/ubi-account-for-bitflips-in-both-the-vid-header-and-data.patch queue-3.14/ubi-fix-check-for-too-many-bytes.patch