commit | b64ab3ca9d31162cbdbd8acc2d5b68cf37302527 | [log] [tgz] |
---|---|---|
author | Jan Kara <jack@suse.cz> | Mon Oct 16 11:38:11 2017 +0200 |
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | Wed Dec 20 10:07:33 2017 +0100 |
tree | df963a45a17854db39fe1f67ff9f66fae5a0a4e2 | |
parent | 91e0cf85caea7f977361f662941100821370d74e [diff] |
udf: Avoid overflow when session starts at large offset [ Upstream commit abdc0eb06964fe1d2fea6dd1391b734d0590365d ] When session starts beyond offset 2^31 the arithmetics in udf_check_vsd() would overflow. Make sure the computation is done in large enough type. Reported-by: Cezary Sliwa <sliwa@ifpan.edu.pl> Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Sasha Levin <alexander.levin@verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>