Signed-off-by: James Almer <[email protected]>
---
libavformat/mov.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/libavformat/mov.c b/libavformat/mov.c
index ce95842ce5..20efc74f00 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -1262,6 +1262,9 @@ static int mov_read_clap(MOVContext *c, AVIOContext *pb,
MOVAtom atom)
bottom = st->codecpar->height - 1 - bottom;
right = st->codecpar->width - 1 - right;
+ if (!(left | right | top | bottom))
+ return 0;
+
if ((left + right) >= st->codecpar->width ||
(top + bottom) >= st->codecpar->height)
return AVERROR_INVALIDDATA;
--
2.45.2
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