From: David Sterba <dsterba@suse.cz>
To: Liu Bo <bo.li.liu@oracle.com>
Cc: linux-btrfs@vger.kernel.org, David Sterba <dsterba@suse.cz>
Subject: Re: [PATCH v3 1/7] Btrfs: add a helper to retrive extent inline ref type
Date: Mon, 21 Aug 2017 16:38:09 +0200 [thread overview]
Message-ID: <20170821143809.GD2866@twin.jikos.cz> (raw)
In-Reply-To: <20170818211524.31325-2-bo.li.liu@oracle.com>
On Fri, Aug 18, 2017 at 03:15:18PM -0600, Liu Bo wrote:
> An invalid value of extent inline ref type may be read from a
> malicious image which may force btrfs to crash.
>
> This adds a helper which does sanity check for the ref type, so we can
> know if it's sane, return type if so, otherwise return an error.
>
> Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
next prev parent reply other threads:[~2017-08-21 14:39 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-18 21:15 [PATCH v3 0/7] add sanity check for extent inline ref type Liu Bo
2017-08-18 21:15 ` [PATCH v3 1/7] Btrfs: add a helper to retrive " Liu Bo
2017-08-21 14:38 ` David Sterba [this message]
2017-08-18 21:15 ` [PATCH v3 2/7] Btrfs: convert to use btrfs_get_extent_inline_ref_type Liu Bo
2017-08-21 14:52 ` David Sterba
2017-08-18 21:15 ` [PATCH v3 3/7] Btrfs: remove BUG() in btrfs_extent_inline_ref_size Liu Bo
2017-08-21 14:52 ` David Sterba
2017-08-18 21:15 ` [PATCH v3 4/7] Btrfs: remove BUG() in print_extent_item Liu Bo
2017-08-21 14:53 ` David Sterba
2017-08-18 21:15 ` [PATCH v3 5/7] Btrfs: remove BUG() in add_data_reference Liu Bo
2017-08-21 14:53 ` David Sterba
2017-08-18 21:15 ` [PATCH v3 6/7] Btrfs: remove BUG_ON in __add_tree_block Liu Bo
2017-08-21 14:59 ` David Sterba
2017-08-18 21:15 ` [PATCH v3 7/7] Btrfs: add one more sanity check for shared ref type Liu Bo
2017-08-21 15:00 ` David Sterba
2017-08-21 15:32 ` [PATCH v3 0/7] add sanity check for extent inline " David Sterba
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