Fixes: out of array read
Fixes: poc-2017.avi
Found-by: GwanYeong Kim <gy741....@gmail.com>
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libavcodec/utvideodec.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/utvideodec.c b/libavcodec/utvideodec.c
index 608c8c4998..1bcd14e74c 100644
--- a/libavcodec/utvideodec.c
+++ b/libavcodec/utvideodec.c
@@ -676,7 +676,7 @@ static int decode_frame(AVCodecContext *avctx, void *data,
int *got_frame,
for (j = 0; j < c->slices; j++) {
slice_end = bytestream2_get_le32u(&gb);
if (slice_end < 0 || slice_end < slice_start ||
- bytestream2_get_bytes_left(&gb) < slice_end) {
+ bytestream2_get_bytes_left(&gb) < slice_end + 1024LL) {
av_log(avctx, AV_LOG_ERROR, "Incorrect slice size\n");
return AVERROR_INVALIDDATA;
}
--
2.16.1
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