On Tue, Dec 02, 2014 at 01:17:29PM -0700, Simon Glass wrote: > Commit 4d3b8a0d fixed a problem with lzma decompress where it would > run out of bytes to decompress. The algorithm needs to know how many > uncompressed bytes it is expected to produce. > > However, the fix introduced a potential buffer overrun, and causes > the compression test to fail (test_compression command in sandbox). > > The correct fix seems to be to use the minimum of the expected number > of uncompressed bytes and the amount of output space available. That > way things work normally when there is enough space, and return an > error (without overrunning available space) when there is not. > > Signed-off-by: Antonios Vamporakis <a...@area128.com> > CC: Kees Cook <keesc...@chromium.org> > CC: Simon Glass <s...@chromium.org> > CC: Daniel Schwierzeck <daniel.schwierz...@gmail.com> > CC: Luka Perkov <l...@openwrt.org> > > Signed-off-by: Simon Glass <s...@chromium.org>
Applied to u-boot/master, thanks! -- Tom
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