Fixes: out of array access
Fixes: 26087/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5724825462767616
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
for (i=0; i<len; i++) {
coef = coefs[i];
if (coef < 0)
- coef = -(int)ff_cbrt_tab_fixed[-coef];
+ coef = -(int)ff_cbrt_tab_fixed[(-coef) & 8191];
else
- coef = (int)ff_cbrt_tab_fixed[coef];
+ coef = (int)ff_cbrt_tab_fixed[ coef & 8191];
coefs[i] = coef;
}
}