No testcase
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libavcodec/svq3.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/svq3.c b/libavcodec/svq3.c
index f730358e2f9..30bc9334af7 100644
--- a/libavcodec/svq3.c
+++ b/libavcodec/svq3.c
@@ -1173,7 +1173,7 @@ static av_cold int svq3_decode_init(AVCodecContext *avctx)
int w,h;
size = AV_RB32(&extradata[4]);
- if (size > extradata_end - extradata - 8)
+ if (extradata_end - extradata < 8 || size > extradata_end - extradata
- 8)
return AVERROR_INVALIDDATA;
init_get_bits(&gb, extradata + 8, size * 8);
--
2.49.0
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