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| author | Michael Niedermayer <michael@niedermayer.cc> | 2018-07-28 10:59:09 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2018-11-01 00:52:46 +0100 |
| commit | 0678985c14dd716efaa373ed5986b6e7230365d7 (patch) | |
| tree | c03543a83888a02e4d1a36c477fe4d3d62f51259 /libavcodec | |
| parent | 0026d007428a1ef5cd4e8f54bafc54c0306beab9 (diff) | |
| download | ffmpeg-0678985c14dd716efaa373ed5986b6e7230365d7.tar.gz | |
avcodec/aacpsdsp_template: Fix integer overflow in ps_stereo_interpolate_c()
Fixes: signed integer overflow: -1813244069 + -1407981383 cannot be represented in type 'int'
Fixes: 8823/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5643295618236416
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 47db5763e21c5e3b0ddde2430d15938f8d88480d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/aacpsdsp_template.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/libavcodec/aacpsdsp_template.c b/libavcodec/aacpsdsp_template.c index 8f72624559..b924148e0f 100644 --- a/libavcodec/aacpsdsp_template.c +++ b/libavcodec/aacpsdsp_template.c @@ -149,10 +149,10 @@ static void ps_stereo_interpolate_c(INTFLOAT (*l)[2], INTFLOAT (*r)[2], INTFLOAT h1 = h[0][1]; INTFLOAT h2 = h[0][2]; INTFLOAT h3 = h[0][3]; - INTFLOAT hs0 = h_step[0][0]; - INTFLOAT hs1 = h_step[0][1]; - INTFLOAT hs2 = h_step[0][2]; - INTFLOAT hs3 = h_step[0][3]; + UINTFLOAT hs0 = h_step[0][0]; + UINTFLOAT hs1 = h_step[0][1]; + UINTFLOAT hs2 = h_step[0][2]; + UINTFLOAT hs3 = h_step[0][3]; int n; for (n = 0; n < len; n++) { |