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author | Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com> | 2015-11-14 22:46:46 +0100 |
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committer | Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com> | 2015-11-15 10:26:48 +0100 |
commit | 6a69a175e7b5c5393528ed0f5753e41573fa0df2 (patch) | |
tree | 1feb1397eb970f370b8e767adf31110004284693 /libavcodec/mpegvideo.c | |
parent | 0cdc77f1040c2c7eb9331b43a7f371ab60396b2a (diff) | |
download | ffmpeg-6a69a175e7b5c5393528ed0f5753e41573fa0df2.tar.gz |
mpegvideo: clear overread in clear_context
Otherwise the h263p decoder can try to copy overread bytes, even though
buffer is NULL.
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Diffstat (limited to 'libavcodec/mpegvideo.c')
-rw-r--r-- | libavcodec/mpegvideo.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c index 69e0595db9..60e19ffded 100644 --- a/libavcodec/mpegvideo.c +++ b/libavcodec/mpegvideo.c @@ -824,6 +824,7 @@ static void clear_context(MpegEncContext *s) s->parse_context.buffer = NULL; s->parse_context.buffer_size = 0; + s->parse_context.overread = 0; s->bitstream_buffer = NULL; s->allocated_bitstream_buffer_size = 0; s->picture = NULL; |