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CVE-2022-31651.patch
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File CVE-2022-31651.patch of Package sox
From: Helmut Grohne <helmut@subdivi.de> Subject: formats: reject implausible rate Bug: https://sourceforge.net/p/sox/bugs/360/ Bug-Debian: https://bugs.debian.org/1012516 --- a/src/formats_i.c +++ b/src/formats_i.c @@ -70,9 +70,15 @@ ft->signal.channels = channels; } - if (rate && ft->signal.rate && ft->signal.rate != rate) + if (rate && ft->signal.rate && ft->signal.rate != rate) { lsx_warn("`%s': overriding sample rate", ft->filename); - else ft->signal.rate = rate; + /* Since NaN comparisons yield false, the negation rejects them. */ + } else if (!(rate > 0)) { + lsx_fail_errno(ft, EINVAL, "invalid rate value"); + return SOX_EOF; + } else { + ft->signal.rate = rate; + } if (encoding && ft->encoding.encoding && ft->encoding.encoding != encoding) lsx_warn("`%s': overriding encoding type", ft->filename);
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