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(parent: 3fb4055) | patch
xfs: fix kernel memory exposure problems
authorDarrick J. Wong <darrick.wong@oracle.com>
Mon, 3 Apr 2017 22:17:53 +0000 (15:17 -0700)
committerDarrick J. Wong <darrick.wong@oracle.com>
Mon, 3 Apr 2017 22:18:15 +0000 (15:18 -0700)
commit057cf74d69ffbaf2bd4eb7b3d6570d95cbdf98ad
tree2ae4bba79108dda7cc01fbf1a877e2be3c94ff39tree | snapshot
parent3fb405528474430a357b1e1026f7ff9e2d180285commit | diff
xfs: fix kernel memory exposure problems

Fix a memory exposure problems in inumbers where we allocate an array of
structures with holes, fail to zero the holes, then blindly copy the
kernel memory contents (junk and all) into userspace.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
fs/xfs/xfs_itable.c diff | blob | history
Linux Kernel Source Tree.