Bug #77982 [NEW]: Valid PNG file does not resize and outputs a strange error

From: mark at kreine dot com Operating system: CentOS 7 PHP version: 7.3.5 Package: GD related Bug Type: Bug Bug description:Valid PNG file does not resize and outputs a strange error Description: ------------ I'm trying to resize a PNG file. Instead of an actual resizing, I can see a very strange error, which perhaps has nothing to do with my code. The file that I use is here: https://imgur.com/vjnDpJq I have myself opened GIMP and draw this, so this cannot be invalid PNG file. This is the error that's being always reproduced: [Tue May 07 16:58:42.573572 2019] [php7:warn] [pid 7539:tid 140392702551808] [client 127.0.0.1:42140] PHP Warning: imagecreatefrompng(): gd-png error: cannot allocate libpng main struct in /var/www/sites/photogallery/index.php on line 7 Here is a configure string, which was used in order to compile PHP: ./configure --prefix=/soft/php --with-apxs2=/soft/httpd/bin/apxs --with-libxml-dir=/soft/libxml --with-png-dir=/soft/libpng --with-curl=shared,/soft/curl --with-bz2=shared,/soft/bzip --with-mysqli=shared,/soft/mysql/bin/mysql_config --with-gettext=shared,/soft/gettext --with-pcre-dir=/soft/pcre --with-jpeg-dir=/soft/libjpeg --with-gd=shared --with-zlib=shared,/soft/zlib --with-pdo-mysql=shared,/soft/mysql --enable-calendar --enable-mbstring --enable-bcmath --enable-ftp --enable-zip --enable-soap --enable-exif --enable-intl --enable-sockets Test script: --------------- function resizePng($new_width, $new_height) { $file = "/var/www/sites/photogallery/image.png"; $im = imagecreatefrompng($file); $imnew = imagecreatetruecolor($new_width, $new_height); imagecopyresized($imnew, $im, 0, 0, 0, 0, $new_width, $new_height, 1920, 1080); header("Content-type: image/png"); imagepng($imnew); } Expected result: ---------------- Resized PNG which is to be outputted in browser. Actual result: -------------- An error as follows: [Tue May 07 16:58:42.573572 2019] [php7:warn] [pid 7539:tid 140392702551808] [client 127.0.0.1:42140] PHP Warning: imagecreatefrompng(): gd-png error: cannot allocate libpng main struct in /var/www/sites/photogallery/index.php on line 7 -- Edit bug report at https://bugs.php.net/bug.php?id=77982&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=77982&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=77982&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=77982&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=77982&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=77982&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=77982&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=77982&r=needscript Try newer version: https://bugs.php.net/fix.php?id=77982&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=77982&r=support Expected behavior: https://bugs.php.net/fix.php?id=77982&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=77982&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=77982&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=77982&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=77982&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=77982&r=dst IIS Stability: https://bugs.php.net/fix.php?id=77982&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=77982&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=77982&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=77982&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=77982&r=mysqlcfg