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-rw-r--r--libavcodec/twinvq.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/twinvq.c b/libavcodec/twinvq.c
index 3159e498e7..7af370ee5a 100644
--- a/libavcodec/twinvq.c
+++ b/libavcodec/twinvq.c
@@ -1120,6 +1120,11 @@ static av_cold int twin_decode_init(AVCodecContext *avctx)
avctx->channels = AV_RB32(avctx->extradata ) + 1;
avctx->bit_rate = AV_RB32(avctx->extradata + 4) * 1000;
isampf = AV_RB32(avctx->extradata + 8);
+
+ if (isampf < 8 || isampf > 44) {
+ av_log(avctx, AV_LOG_ERROR, "Unsupported sample rate\n");
+ return AVERROR_INVALIDDATA;
+ }
switch (isampf) {
case 44: avctx->sample_rate = 44100; break;
case 22: avctx->sample_rate = 22050; break;