Fixes: 723/clusterfuzz-testcase-6471394663596032
Found-by: continuous fuzzing process
https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libavcodec/wavpack.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavcodec/wavpack.c b/libavcodec/wavpack.c
index ebcdd96508..fbbd57d40b 100644
--- a/libavcodec/wavpack.c
+++ b/libavcodec/wavpack.c
@@ -739,13 +739,13 @@ static int wavpack_decode_block(AVCodecContext *avctx,
int block_no,
}
for (i = 0; i < weights; i++) {
t = (int8_t)bytestream2_get_byte(&gb);
- s->decorr[s->terms - i - 1].weightA = t << 3;
+ s->decorr[s->terms - i - 1].weightA = t * (1 << 3);
if (s->decorr[s->terms - i - 1].weightA > 0)
s->decorr[s->terms - i - 1].weightA +=
(s->decorr[s->terms - i - 1].weightA + 64) >> 7;
if (s->stereo_in) {
t = (int8_t)bytestream2_get_byte(&gb);
- s->decorr[s->terms - i - 1].weightB = t << 3;
+ s->decorr[s->terms - i - 1].weightB = t * (1 << 3);
if (s->decorr[s->terms - i - 1].weightB > 0)
s->decorr[s->terms - i - 1].weightB +=
(s->decorr[s->terms - i - 1].weightB + 64) >> 7;
--
2.11.0
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