The code assumes that s->streams[0] is valid.
Signed-off-by: Andreas Cadhalpun <[email protected]>
---
libavformat/matroskadec.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c
index 32f5e49..130d92e 100644
--- a/libavformat/matroskadec.c
+++ b/libavformat/matroskadec.c
@@ -3772,6 +3772,11 @@ static int
webm_dash_manifest_read_header(AVFormatContext *s)
av_log(s, AV_LOG_ERROR, "Failed to read file headers\n");
return -1;
}
+ if (!s->nb_streams) {
+ matroska_read_close(s);
+ av_log(s, AV_LOG_ERROR, "No streams found\n");
+ return AVERROR_INVALIDDATA;
+ }
if (!matroska->is_live) {
buf = av_asprintf("%g", matroska->duration);
--
2.10.2
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