Fixes: signed integer overflow: -1364719223 + -1468954671 cannot be represented in type 'int' Fixes: 58303/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-6501115717091328
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavutil/tx_template.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/libavutil/tx_template.c b/libavutil/tx_template.c index c4ec9502e0..3a7848bb6a 100644 --- a/libavutil/tx_template.c +++ b/libavutil/tx_template.c @@ -222,8 +222,8 @@ static av_always_inline void NAME(TXComplex *out, TXComplex *in, \ BF(t[3].im, t[2].re, in[2].re, in[3].re); \ BF(t[3].re, t[2].im, in[2].im, in[3].im); \ \ - out[D0*stride].re = dc.re + t[0].re + t[2].re; \ - out[D0*stride].im = dc.im + t[0].im + t[2].im; \ + out[D0*stride].re = dc.re + (TXUSample)t[0].re + t[2].re; \ + out[D0*stride].im = dc.im + (TXUSample)t[0].im + t[2].im; \ \ SMUL(t[4].re, t[0].re, tab[0], tab[2], t[2].re, t[0].re); \ SMUL(t[4].im, t[0].im, tab[0], tab[2], t[2].im, t[0].im); \ @@ -235,14 +235,14 @@ static av_always_inline void NAME(TXComplex *out, TXComplex *in, \ BF(z0[2].re, z0[1].re, t[4].re, t[5].re); \ BF(z0[2].im, z0[1].im, t[4].im, t[5].im); \ \ - out[D1*stride].re = dc.re + z0[3].re; \ - out[D1*stride].im = dc.im + z0[0].im; \ - out[D2*stride].re = dc.re + z0[2].re; \ - out[D2*stride].im = dc.im + z0[1].im; \ - out[D3*stride].re = dc.re + z0[1].re; \ - out[D3*stride].im = dc.im + z0[2].im; \ - out[D4*stride].re = dc.re + z0[0].re; \ - out[D4*stride].im = dc.im + z0[3].im; \ + out[D1*stride].re = dc.re + (TXUSample)z0[3].re; \ + out[D1*stride].im = dc.im + (TXUSample)z0[0].im; \ + out[D2*stride].re = dc.re + (TXUSample)z0[2].re; \ + out[D2*stride].im = dc.im + (TXUSample)z0[1].im; \ + out[D3*stride].re = dc.re + (TXUSample)z0[1].re; \ + out[D3*stride].im = dc.im + (TXUSample)z0[2].im; \ + out[D4*stride].re = dc.re + (TXUSample)z0[0].re; \ + out[D4*stride].im = dc.im + (TXUSample)z0[3].im; \ } DECL_FFT5(fft5, 0, 1, 2, 3, 4) -- 2.17.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
