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Btrfs:__add_inode_ref: out of bounds memory read when looking for extended ref.
author
Quentin Casasnovas
<quentin.casasnovas@oracle.com>
Tue, 3 Mar 2015 15:31:38 +0000
(16:31 +0100)
committer
Chris Mason
<clm@fb.com>
Fri, 6 Mar 2015 01:28:33 +0000
(17:28 -0800)
Improper arithmetics when calculting the address of the extended ref could
lead to an out of bounds memory read and kernel panic.
Signed-off-by: Quentin Casasnovas <quentin.casasnovas@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.cz>
cc: stable@vger.kernel.org # v3.7+
Signed-off-by: Chris Mason <clm@fb.com>
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