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| author | Michael Niedermayer <michael@niedermayer.cc> | 2022-12-06 23:44:37 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2022-12-25 19:33:24 +0100 |
| commit | 9f040556696943f902290337a74eb9ee99c8a942 (patch) | |
| tree | 1e446e2dea07de3974d82116eeda96479016c7d0 | |
| parent | eb0455d64690eed0068e5cb202f72ecdf899837c (diff) | |
| download | ffmpeg-9f040556696943f902290337a74eb9ee99c8a942.tar.gz | |
avutil/tx_template: Use more unsigned ints to avoid undefined overflows
Fixes: signed integer overflow: 574590586 - -1875616554 cannot be represented in type 'int'
Fixes: 53914/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5037125846564864
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-- | libavutil/tx_template.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavutil/tx_template.c b/libavutil/tx_template.c index ac3dc22a2c..983de75a47 100644 --- a/libavutil/tx_template.c +++ b/libavutil/tx_template.c @@ -659,7 +659,7 @@ static void TX_NAME(ff_tx_fft8_ns)(AVTXContext *s, void *_dst, { TXComplex *src = _src; TXComplex *dst = _dst; - TXSample t1, t2, t3, t4, t5, t6, r0, i0, r1, i1; + TXUSample t1, t2, t3, t4, t5, t6, r0, i0, r1, i1; const TXSample cos = TX_TAB(ff_tx_tab_8)[1]; TX_NAME(ff_tx_fft4_ns)(s, dst, src, stride); @@ -680,7 +680,7 @@ static void TX_NAME(ff_tx_fft16_ns)(AVTXContext *s, void *_dst, TXComplex *dst = _dst; const TXSample *cos = TX_TAB(ff_tx_tab_16); - TXSample t1, t2, t3, t4, t5, t6, r0, i0, r1, i1; + TXUSample t1, t2, t3, t4, t5, t6, r0, i0, r1, i1; TXSample cos_16_1 = cos[1]; TXSample cos_16_2 = cos[2]; TXSample cos_16_3 = cos[3]; |