Bug #80594 [NEW]: MP3 file detected as application/x-font-gdos

From: cmb Operating system: * PHP version: 7.4.14RC1 Package: Filesystem function related Bug Type: Bug Bug description:MP3 file detected as application/x-font-gdos Description: ------------ I'm forwarding this from another ticket[1]. A sample MP3 file[2] is erroneously detected as application/x-font-gdos instead of audio/mpeg with PHP-7.4, but not with PHP-7.3 nor PHP-8.0. [1] <https://bugs.php.net/79681#1605807139> [2] <https://drive.google.com/file/d/1QrF9iZBjmfgZGvOjrSVORfM6uI-nyidX/view?usp=sharing> Test script: --------------- <?php var_dump(mime_content_type('test_file.mp3')); Expected result: ---------------- string(10) "audio/mpeg" Actual result: -------------- string(23) "application/x-font-gdos" -- Edit bug report at https://bugs.php.net/bug.php?id=80594&edit=1 -- Fix committed: https://bugs.php.net/fix.php?id=80594&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=80594&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=80594&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=80594&r=needscript Try newer version: https://bugs.php.net/fix.php?id=80594&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=80594&r=support Expected behavior: https://bugs.php.net/fix.php?id=80594&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=80594&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=80594&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=80594&r=globals PHP version support discontinued: https://bugs.php.net/fix.php?id=80594&r=phptooold Daylight Savings: https://bugs.php.net/fix.php?id=80594&r=dst IIS Stability: https://bugs.php.net/fix.php?id=80594&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=80594&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=80594&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=80594&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=80594&r=mysqlcfg