#37360 [Com]: imageCreateFromGIF have a memory-leak bug

ID: 37360 Comment by: judas dot iscariote at gmail dot com Reported By: cnteacher at discuz dot com Status: Open Bug Type: GD related Operating System: win32/*nix PHP Version: 5CVS-2006-05-08 (snap) New Comment: duplicated of http://bugs.php.net/bug.php?id=37346 already fixed in CVS Previous Comments: ------------------------------------------------------------------------ [2006-05-08 05:59:03] cnteacher at discuz dot com Sorry. If you get an Forbidden error, you must visit www.freediscuz.net first, and than type the file's url in brower. ------------------------------------------------------------------------ [2006-05-08 05:44:44] cnteacher at discuz dot com The test gif url http://www.freediscuz.net/tools/specialgif.zip ------------------------------------------------------------------------ [2006-05-08 05:40:23] cnteacher at discuz dot com Description: ------------ When I use the function 'imageCreateFromGIF' with some special images (GIF), the memory will be ran out. I test it with all GD version (above 2.0.28). Reproduce code: --------------- $file = 'specialimg.gif'; $im = imagecreatefromgif($file); Expected result: ---------------- the memory ran out, and my web server is down. Actual result: -------------- I put the special gif file on my friend's web, you can download it from http://www.freediscuz.net/specialgif.zip. I think some one can use this bug to attack web server. It's so danger. ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=37360&edit=1