]> git.baikalelectronics.ru Git - kernel.git/commit
xfs: fix kernel memory exposure problems
authorDarrick J. Wong <darrick.wong@oracle.com>
Mon, 3 Apr 2017 19:22:39 +0000 (12:22 -0700)
committerDarrick J. Wong <darrick.wong@oracle.com>
Mon, 3 Apr 2017 19:22:39 +0000 (12:22 -0700)
commite4d405c2c1e363b7e78bc7fb2bcddb4763855a7f
treefdf0a10ee12bbbd95c8312314682352e89dd9dd7
parent651a28ace5b2028fcaf6a3c2426df50827944b3b
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