Fixes: Timeout
Fixes: 4271/clusterfuzz-testcase-4676667768307712
Found-by: continuous fuzzing process
https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libavcodec/kgv1dec.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/libavcodec/kgv1dec.c b/libavcodec/kgv1dec.c
index 5359411c76..a6bd9400ac 100644
--- a/libavcodec/kgv1dec.c
+++ b/libavcodec/kgv1dec.c
@@ -62,6 +62,9 @@ static int decode_frame(AVCodecContext *avctx, void *data,
int *got_frame,
h = (buf[1] + 1) * 8;
buf += 2;
+ if (avpkt->size < 2 + w*h / 513)
+ return AVERROR_INVALIDDATA;
+
if (w != avctx->width || h != avctx->height) {
av_freep(&c->frame_buffer);
av_freep(&c->last_frame_buffer);
--
2.15.0
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