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(parent: 39085c8) | patch
lzo: properly check for overruns
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 21 Jun 2014 05:00:53 +0000 (22:00 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 26 Jun 2014 19:10:29 +0000 (15:10 -0400)
commitdc687f5effaf57fe62695468e3db6b50dc49bee1
tree475482b7a20906d1f559582c719684713de8b82ftree | snapshot
parent39085c8966f550d4b39d18683e39e79be7660a72commit | diff
lzo: properly check for overruns

commit 206a81c18401c0cde6e579164f752c4b147324ce upstream.

The lzo decompressor can, if given some really crazy data, possibly
overrun some variable types.  Modify the checking logic to properly
detect overruns before they happen.

Reported-by: "Don A. Bailey" <donb@securitymouse.com>
Tested-by: "Don A. Bailey" <donb@securitymouse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
lib/lzo/lzo1x_decompress_safe.c diff | blob | history
unionfs2-2.6.39.y