wrapper/FFmpeg
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

avcodec/aacdec_fixed: fix: left shift of negative value -1

Browse source 
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 2dfb8c4178)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2017-07-23 16:52:47 +02:00
parent 061be75481
commit 56e2ec0e9f
1 changed files with 1 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

2
libavcodec/aacdec_fixed.c
View file

@ -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);
}
}
}