Bug #68916 [Com]: Mime Type for some jpeg files not detected correctly

Edit report at https://bugs.php.net/bug.php?id=68916&edit=1 ID: 68916 Comment by: rtrtrtrtrt at dfdfdfdf dot dfd Reported by: uwej711 at gmail dot com Summary: Mime Type for some jpeg files not detected correctly Status: Feedback Type: Bug Package: Filesystem function related Operating System: Ubuntu 14.04 PHP Version: 5.5.9 Assigned To: cmb Block user comment: N Private report: N New Comment: > libmagic is compiled into PHP, but not the magic file this is not true at all! with some luck (systems magic and the bundeled compatible) you can even re-generate the responsible file with "php -d 'display_errors=0' ext/fileinfo/create_data_file.php /usr/share/misc/magic.mgc > ext/fileinfo/data_file.c" at build time Previous Comments: ------------------------------------------------------------------------ [2020-11-18 15:53:42] cmb@php.net > There is currently no way to work around this as the magic file > is compiled into php libmagic is compiled into PHP, but not the magic file. > This is only fixed in libmagic 5.18, […] So this should be fixed for any of the actively supported PHP versions[1]. [1] <https://www.php.net/supported-versions.php> ------------------------------------------------------------------------ [2015-01-27 08:24:01] uwej711 at gmail dot com to reproduce: <?php $finfo = finfo_open(FILEINFO_MIME_TYPE); // return mime type ala mimetype extension echo finfo_file($finfo, 'test.jpg') . "\n"; finfo_close($finfo); ?> and the jpeg from https://bugs.debian.org/cgi-bin/bugreport.cgi?msg=5;filename=TESTp.jpg;att=1;bug=657545 ------------------------------------------------------------------------ [2015-01-26 14:07:10] uwej711 at gmail dot com Sorry this is the correct patch link: https://github.com/file/file/commit/7e21b5477712cedf70403624d705c6cd7656a780 This bug also affects the latest 5.6.5 version ------------------------------------------------------------------------ [2015-01-26 14:04:20] uwej711 at gmail dot com Description: ------------ There are some jpegs that are detected as Linux/i386 core file. This is only fixed in libmagic 5.18, currently php uses 5.17. See https://github.com/file/file/commit/7e21b5477712cedf70403624d705c6cd7656a780for the change in libmagic. There is currently no way to work around this as the magic file is compiled into php ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=68916&edit=1