Signed-off-by: James Almer <[email protected]>
---
libavformat/av1.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/libavformat/av1.c b/libavformat/av1.c
index 7db29c8d76..7c55a100bf 100644
--- a/libavformat/av1.c
+++ b/libavformat/av1.c
@@ -82,6 +82,9 @@ int ff_isom_write_av1c(AVIOContext *pb, const uint8_t *buf,
int size)
int64_t obu_size;
int start_pos, type, temporal_id, spatial_id;
+ if (size <= 0)
+ return AVERROR_INVALIDDATA;
+
while (size > 0) {
int ret = parse_obu_header(buf, size, &obu_size, &start_pos,
&type, &temporal_id, &spatial_id);
--
2.18.0
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