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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-11 00:45:20 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-07-19 15:26:37 +0200 |
| commit | 5217145824bf1f18d154a0cc8a8b4f50ffc4b33c (patch) | |
| tree | 87bc27fc01fc9f7b0ff2e2ee38537a54c87b8cc9 | |
| parent | 311f2f5abaa67615656680f0d3afa8e1703fadbe (diff) | |
| download | ffmpeg-5217145824bf1f18d154a0cc8a8b4f50ffc4b33c.tar.gz | |
avcodec/ra144: Fix runtime error: signed integer overflow: -2200 * 1033073 cannot be represented in type 'int'
Fixes: 2175/clusterfuzz-testcase-minimized-5809657849315328
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 71da0a5c9750e9fd0c9609470f610d32952923eb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/ra144.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/ra144.c b/libavcodec/ra144.c index 2ed7361e38..c077b7b327 100644 --- a/libavcodec/ra144.c +++ b/libavcodec/ra144.c @@ -1601,7 +1601,7 @@ void ff_eval_coefs(int *coefs, const int *refl) b1[i] = refl[i] * 16; for (j=0; j < i; j++) - b1[j] = ((refl[i] * b2[i-j-1]) >> 12) + b2[j]; + b1[j] = ((int)(refl[i] * (unsigned)b2[i-j-1]) >> 12) + b2[j]; FFSWAP(int *, b1, b2); } |