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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-28 21:47:59 +0300 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-29 00:39:11 +0300 |
| commit | c709f009dad20d99b28918f4f8d7cd394b838def (patch) | |
| tree | c59ec010263a623502ce3acb07c5e49df74a4f6a | |
| parent | bc6ab72bc7af27189e7b524b97e45c6fcadab5cf (diff) | |
avcodec/cfhd: Fix invalid left shift of negative value
Fixes: runtime error: left shift of negative value -1
Fixes: 2395/clusterfuzz-testcase-minimized-6540529313513472
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/cfhd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/cfhd.c b/libavcodec/cfhd.c index 16fbdb0b78..f78bad9ae1 100644 --- a/libavcodec/cfhd.c +++ b/libavcodec/cfhd.c @@ -663,7 +663,7 @@ static int cfhd_decode(AVCodecContext *avctx, void *data, int *got_frame, output = s->plane[plane].subband[0]; for (i = 0; i < lowpass_height * 2; i++) { for (j = 0; j < lowpass_width * 2; j++) - output[j] <<= 2; + output[j] *= 4; output += lowpass_width * 2; } |