Fixes: 763/clusterfuzz-testcase-6007567320875008
Found-by: continuous fuzzing process
https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libavcodec/amrwbdec.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/amrwbdec.c b/libavcodec/amrwbdec.c
index 999bfb99dc..57aed874cc 100644
--- a/libavcodec/amrwbdec.c
+++ b/libavcodec/amrwbdec.c
@@ -262,7 +262,7 @@ static void decode_pitch_lag_high(int *lag_int, int
*lag_frac, int pitch_index,
*lag_frac = pitch_index - (*lag_int << 2) + 136;
} else if (pitch_index < 440) {
*lag_int = (pitch_index + 257 - 376) >> 1;
- *lag_frac = (pitch_index - (*lag_int << 1) + 256 - 376) << 1;
+ *lag_frac = (pitch_index - (*lag_int << 1) + 256 - 376) * 2;
/* the actual resolution is 1/2 but expressed as 1/4 */
} else {
*lag_int = pitch_index - 280;
--
2.11.0
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