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| author | Michael Niedermayer <michael@niedermayer.cc> | 2018-05-25 22:02:20 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2018-07-08 19:45:46 +0200 |
| commit | 32aa3e55b1650ff24801c8d16c930bc5f0500813 (patch) | |
| tree | bf13e401b504ec0e7f2bf4d428f57b757f9ae769 /libavcodec/aacpsdsp_template.c | |
| parent | 55e4a40e96b8c4b4c7a3e7f508ca41d0e28500dd (diff) | |
| download | ffmpeg-32aa3e55b1650ff24801c8d16c930bc5f0500813.tar.gz | |
oavcodec/aacpsdsp_template: Use unsigned for hs0X to prevent undefined behavior
Fixes: signed integer overflow: 1073741842 + 1784008138 cannot be represented in type 'int'
Fixes: 6792/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5677589835284480
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 62cb6fadf33de6db386deac92853d4b95c930015)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/aacpsdsp_template.c')
| -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 0e532fcf84..8f72624559 100644 --- a/libavcodec/aacpsdsp_template.c +++ b/libavcodec/aacpsdsp_template.c @@ -180,10 +180,10 @@ static void ps_stereo_interpolate_ipdopd_c(INTFLOAT (*l)[2], INTFLOAT (*r)[2], INTFLOAT h01 = h[0][1], h11 = h[1][1]; INTFLOAT h02 = h[0][2], h12 = h[1][2]; INTFLOAT h03 = h[0][3], h13 = h[1][3]; - INTFLOAT hs00 = h_step[0][0], hs10 = h_step[1][0]; - INTFLOAT hs01 = h_step[0][1], hs11 = h_step[1][1]; - INTFLOAT hs02 = h_step[0][2], hs12 = h_step[1][2]; - INTFLOAT hs03 = h_step[0][3], hs13 = h_step[1][3]; + UINTFLOAT hs00 = h_step[0][0], hs10 = h_step[1][0]; + UINTFLOAT hs01 = h_step[0][1], hs11 = h_step[1][1]; + UINTFLOAT hs02 = h_step[0][2], hs12 = h_step[1][2]; + UINTFLOAT hs03 = h_step[0][3], hs13 = h_step[1][3]; int n; for (n = 0; n < len; n++) { |