smc: fix the bounds check
authorMichael Niedermayer <michaelni@gmx.at>
Fri, 3 Oct 2014 20:50:45 +0000 (22:50 +0200)
committerAnton Khirnov <anton@khirnov.net>
Sat, 20 Dec 2014 10:11:46 +0000 (11:11 +0100)
commit306ee95088243fefa2dfcb5c355d439db75e2d2a
treeec4317908a4c76176c1dd1e16166119bc8fb59e7
parent02de44073a8e116ea177b53081219d32ef135ad8
smc: fix the bounds check

Fixes invalid writes when there are more blocks in a run than total
remaining blocks.

CC: libav-stable@libav.org
Bug-ID: CVE-2014-8548
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Anton Khirnov <anton@khirnov.net>
(cherry picked from commit d423dd72be451462c6fb1cbbe313bed0194001ab)
Signed-off-by: Anton Khirnov <anton@khirnov.net>
(cherry picked from commit 58dc526ebf722d33bf09275c1241674e0e6b9ef1)
Signed-off-by: Anton Khirnov <anton@khirnov.net>
(cherry picked from commit f249e9889155599ee3ad0172832d38f68b0c625d)
Signed-off-by: Anton Khirnov <anton@khirnov.net>
libavcodec/smc.c