Fixes: signed integer overflow: -1539565182 + -798086761 cannot be represented in type 'int' Fixes: 14807/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-564925382682214
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/aacpsdsp_template.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/libavcodec/aacpsdsp_template.c b/libavcodec/aacpsdsp_template.c index 5f4be017d5..eef8adc7e2 100644 --- a/libavcodec/aacpsdsp_template.c +++ b/libavcodec/aacpsdsp_template.c @@ -54,10 +54,10 @@ static void ps_hybrid_analysis_c(INTFLOAT (*out)[2], INTFLOAT (*in)[2], INT64FLOAT sum_im = (INT64FLOAT)filter[i][6][0] * in[6][1]; for (j = 0; j < 6; j++) { - INTFLOAT in0_re = in[j][0]; - INTFLOAT in0_im = in[j][1]; - INTFLOAT in1_re = in[12-j][0]; - INTFLOAT in1_im = in[12-j][1]; + INT64FLOAT in0_re = in[j][0]; + INT64FLOAT in0_im = in[j][1]; + INT64FLOAT in1_re = in[12-j][0]; + INT64FLOAT in1_im = in[12-j][1]; sum_re += (INT64FLOAT)filter[i][j][0] * (in0_re + in1_re) - (INT64FLOAT)filter[i][j][1] * (in0_im - in1_im); sum_im += (INT64FLOAT)filter[i][j][0] * (in0_im + in1_im) + -- 2.21.0 _______________________________________________ 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".
