Bug #66307 [Fbk]: Fileinfo crashes with powerpoint files

Edit report at https://bugs.php.net/bug.php?id=66307&edit=1 ID: 66307 Updated by: ab@php.net Reported by: jamal at tantaoui dot com Summary: Fileinfo crashes with powerpoint files Status: Feedback Type: Bug Package: Reproducible crash Operating System: Windows 7 SP1 64bits PHP Version: 5.5.7 Assigned To: ab Block user comment: N Private report: N New Comment: @jamal, could you please check whether 5.6.0beta1 or the latest 5.5 release is vulnerable for you? Is that some special ppt file or any? Thanks. Previous Comments: ------------------------------------------------------------------------ [2014-01-02 13:55:32] ab@php.net Thanks for posting the memory dump, but I'd really like to see the backtrace first. I'd also appreciate you to share the exact ppt file causing this crash. Thanks ------------------------------------------------------------------------ [2013-12-17 20:21:31] jamal at tantaoui dot com The backtrace is available here : https://mon-partage.fr/f/3lhKk35K/ ------------------------------------------------------------------------ [2013-12-17 18:19:04] aharvey@php.net Thank you for this bug report. To properly diagnose the problem, we need a backtrace to see what is happening behind the scenes. To find out how to generate a backtrace, please read http://bugs.php.net/bugs-generating-backtrace.php for *NIX and http://bugs.php.net/bugs-generating-backtrace-win32.php for Win32 Once you have generated a backtrace, please submit it to this bug report and change the status back to "Open". Thank you for helping us make PHP better. ------------------------------------------------------------------------ [2013-12-17 12:01:58] jamal at tantaoui dot com Description: ------------ finfo_file crashes when i try to get the mime of powerpoint files in 64 bits version of php. Il works with 32 bits version. Test script: --------------- $finfo = finfo_open(FILEINFO_MIME_TYPE); $mime = finfo_file($finfo, 'D:/exemple.ppt'); finfo_close($finfo); echo($mime); Expected result: ---------------- application/vnd.ms-powerpoint Actual result: -------------- Crash ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=66307&edit=1