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| author | Shashank Pathmudi <shashank.pathmudi@ittiam.com> | 2023-10-05 15:14:38 +0530 |
|---|---|---|
| committer | sandeshvenkatesh <89826624+sandeshvenkatesh@users.noreply.github.com> | 2023-10-05 16:01:11 +0530 |
| commit | 0c86a5d8fabe7ab275ff56caed9e4293e627c525 (patch) | |
| tree | 5636d44d99b53ac62cc3db680774bc818b75cb05 | |
| parent | aeaaaf49457b590a699eab5e85ae3a51715ea95c (diff) | |
| download | libxaac-0c86a5d8fabe7ab275ff56caed9e4293e627c525.tar.gz | |
Fix for divide-by-zero in ixheaacd_lsf_weight_2st_flt
These changes handle the divide-by-zero runtime error reported
while calculating LSF weights.
Bug: ossFuzz:62778
Test: poc in bug
| -rw-r--r-- | decoder/ixheaacd_lpc_dec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/decoder/ixheaacd_lpc_dec.c b/decoder/ixheaacd_lpc_dec.c index c43cef5..6f5a711 100644 --- a/decoder/ixheaacd_lpc_dec.c +++ b/decoder/ixheaacd_lpc_dec.c @@ -60,7 +60,7 @@ VOID ixheaacd_lsf_weight_2st_flt(FLOAT32 *lsfq, FLOAT32 *w, WORD32 mode) { } for (i = 0; i < ORDER; i++) { - w[i] = (FLOAT32)(factor_table[mode] / (FREQ_DIV / sqrt(d[i] * d[i + 1]))); + w[i] = (FLOAT32)((factor_table[mode] * sqrt(d[i] * d[i + 1])) / FREQ_DIV); } return; |