Fixes: Division by 0
Fixes: ffmpeg_zero_division.bin
Found-by: Anatoly Trosinenko <[email protected]>
Signed-off-by: Michael Niedermayer <[email protected]>
---
libavformat/gdv.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/libavformat/gdv.c b/libavformat/gdv.c
index a69c349cab..3ead383892 100644
--- a/libavformat/gdv.c
+++ b/libavformat/gdv.c
@@ -86,6 +86,9 @@ static int gdv_read_header(AVFormatContext *ctx)
vst->nb_frames = avio_rl16(pb);
fps = avio_rl16(pb);
+ if (!fps)
+ return AVERROR_INVALIDDATA;
+
snd_flags = avio_rl16(pb);
if (snd_flags & 1) {
ast = avformat_new_stream(ctx, 0);
--
2.21.0
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