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avformat/oggdec: Reallocate buffer before writing into it

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Fixes: out of array write
Fixes: Regression since f619e1ec66

Reviewed-by: Lynne <dev@lynne.ee>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2020-05-01 14:34:18 +02:00
parent 5d5b0bbcb7
commit fb9e9da0b3
1 changed files with 6 additions and 0 deletions
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6
libavformat/oggdec.c
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@ -441,6 +441,12 @@ static int ogg_read_page(AVFormatContext *s, int *sid, int probing)
os = ogg->streams + idx;
ret = buf_realloc(os, size);
if (ret < 0) {
av_free(readout_buf);
return ret;
}
memcpy(os->buf + os->bufpos, readout_buf, size);
av_free(readout_buf);
}