On Mon, Sep 14, 2020 at 10:49 AM Thierry Foucu <tfo...@gmail.com> wrote:

> In case the pb does not contain 4 bytes, the buf[256] will not be
> initialize before we pass it to ff_codec_get_id
> ---
>  libavformat/rmdec.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libavformat/rmdec.c b/libavformat/rmdec.c
> index a36e693ab2..220aa8aee2 100644
> --- a/libavformat/rmdec.c
> +++ b/libavformat/rmdec.c
> @@ -180,12 +180,12 @@ static int rm_read_audio_stream_info(AVFormatContext
> *s, AVIOContext *pb,
>          st->codecpar->sample_rate = avio_rb16(pb);
>          avio_rb32(pb);
>          st->codecpar->channels = avio_rb16(pb);
> +        AV_WL32(buf, 0);
>          if (version == 5) {
>              ast->deint_id = avio_rl32(pb);
>              avio_read(pb, buf, 4);
>              buf[4] = 0;
>          } else {
> -            AV_WL32(buf, 0);
>              get_str8(pb, buf, sizeof(buf)); /* desc */
>              ast->deint_id = AV_RL32(buf);
>              get_str8(pb, buf, sizeof(buf)); /* desc */
> --
> 2.28.0.618.gf4bc123cb7-goog
>
>
ping?

-- 

Thierry Foucu
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