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author | Michael Niedermayer <michael@niedermayer.cc> | 2017-07-23 17:52:47 +0300 |
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committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-07-26 01:11:56 +0300 |
commit | 56e2ec0e9fea1f7673e97def41c0d4793a9489d6 (patch) | |
tree | 8431a5e4afb9755aaf1618cc07d2d50a628d78ec | |
parent | 061be75481ed7ef6596aff0b952011bc25e3b8b3 (diff) |
avcodec/aacdec_fixed: fix: left shift of negative value -1
Fixes: 2699/clusterfuzz-testcase-minimized-5631303862976512
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 2dfb8c417891e0cc3670f8e0791ea0c7071314fe)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r-- | libavcodec/aacdec_fixed.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/aacdec_fixed.c b/libavcodec/aacdec_fixed.c index 68db8bdcbd..60f4116d76 100644 --- a/libavcodec/aacdec_fixed.c +++ b/libavcodec/aacdec_fixed.c @@ -429,7 +429,7 @@ static void apply_independent_coupling_fixed(AACContext *ac, else { for (i = 0; i < len; i++) { tmp = (int)(((int64_t)src[i] * c + (int64_t)0x1000000000) >> 37); - dest[i] += tmp << shift; + dest[i] += tmp * (1 << shift); } } } |