[FFmpeg-cvslog] vp8: prevent read from uninitialized memory in decode_mvs

Ronald S. Bultje git at videolan.org
Fri Nov 4 13:22:21 CET 2011


ffmpeg | branch: release/0.8 | Ronald S. Bultje <rsbultje at gmail.com> | Fri Oct 14 23:43:29 2011 +0200| [d32f509de1c6bbd2b441cf1ce9fda08504bfae6f] | committer: Michael Niedermayer

vp8: prevent read from uninitialized memory in decode_mvs

Signed-off-by: Janne Grunau <janne-libav at jannau.net>
(cherry picked from commit 0f0b5d643401d4d83322eeee0e57eb5a226ef9ab)

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d32f509de1c6bbd2b441cf1ce9fda08504bfae6f
---

 libavcodec/vp8.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/libavcodec/vp8.c b/libavcodec/vp8.c
index daaee83..3217605 100644
--- a/libavcodec/vp8.c
+++ b/libavcodec/vp8.c
@@ -492,6 +492,7 @@ void decode_mvs(VP8Context *s, VP8Macroblock *mb, int mb_x, int mb_y)
 
     AV_ZERO32(&near_mv[0]);
     AV_ZERO32(&near_mv[1]);
+    AV_ZERO32(&near_mv[2]);
 
     /* Process MB on top, left and top-left */
     #define MV_EDGE_CHECK(n)\



More information about the ffmpeg-cvslog mailing list