remicollet/php-src-security

CVE-2021-21708

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remicollet commented

https://bugs.php.net/81708

From 7.4 UPGRADING file

- Filter:
  . The FILTER_VALIDATE_FLOAT filter now supports the min_range and max_range
    options, with the same semantics as FILTER_VALIDATE_INT.

So older versions are not affected.