1. ffmpeg
  2. Commit 6b0bc64f54e50e9f6ff4bec6313fa92bb72bd482
Browse code

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>
(cherry picked from commit 6a69a175e7b5c5393528ed0f5753e41573fa0df2)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>

Andreas Cadhalpun authored on 2015/11/15 06:46:46
Showing 1 changed files
libavcodec/mpegvideo.c
History View file @ 6b0bc64
... ... 
@@ -815,6 +815,7 @@ static void clear_context(MpegEncContext *s)
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     s->parse_context.buffer = NULL;
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     s->parse_context.buffer_size = 0;
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+    s->parse_context.overread = 0;
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     s->bitstream_buffer = NULL;
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     s->allocated_bitstream_buffer_size = 0;
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     s->picture          = NULL;