fre 2020-01-03 klockan 16:56 +0100 skrev Nicolas Gaullier:
> ---
> libavformat/wavdec.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libavformat/wavdec.c b/libavformat/wavdec.c
> index 2796905e1f..ccb9576b84 100644
> --- a/libavformat/wavdec.c
> +++ b/libavformat/wavdec.c
> @@ -78,7 +78,7 @@ static void set_spdif_s337m(AVFormatContext *s,
> WAVDemuxContext *wav)
> ret = AVERROR(ENOMEM);
> } else {
> int64_t pos = avio_tell(s->pb);
> - len = ret = avio_read(s->pb, buf, len);
> + len = ret = avio_read(s->pb, buf, FFMIN(len, wav->data_end -
> pos));
> if (len >= 0) {
> ret = ff_spdif_probe(buf, len, &codec);
> if (ret > AVPROBE_SCORE_EXTENSION) {
Looks OK. I suppose this fixes a potential SIGSEGV too?
/Tomas
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