return false when image isn't valid

2 files changed, 6 insertions, 0 deletions

diff --git a/system/language/english/imglib_lang.php b/system/language/english/imglib_lang.php
index 7f23233b4..0f3ba0f59 100644
--- a/system/language/english/imglib_lang.php
+++ b/system/language/english/imglib_lang.php
@@ -51,6 +51,7 @@ $lang['imglib_libpath_invalid'] = 'The path to your image library is not correct
 $lang['imglib_image_process_failed'] = 'Image processing failed. Please verify that your server supports the chosen protocol and that the path to your image library is correct.';
 $lang['imglib_rotation_angle_required'] = 'An angle of rotation is required to rotate the image.';
 $lang['imglib_invalid_path'] = 'The path to the image is not correct.';
+$lang['imglib_invalid_image'] = 'The provided image is not valid.';
 $lang['imglib_copy_failed'] = 'The image copy routine failed.';
 $lang['imglib_missing_font'] = 'Unable to find a font to use.';
 $lang['imglib_save_failed'] = 'Unable to save the image. Please make sure the image and file directory are writable.';
diff --git a/system/libraries/Image_lib.php b/system/libraries/Image_lib.php
index f594b7125..e3e87f93f 100644
--- a/system/libraries/Image_lib.php
+++ b/system/libraries/Image_lib.php
@@ -1641,6 +1641,11 @@ class CI_Image_lib {
 		}
 
 		$vals = getimagesize($path);
+		if ($vals === FALSE)
+		{
+			$this->set_error('imglib_invalid_image');
+			return FALSE;
+		}
 		$types = array(1 => 'gif', 2 => 'jpeg', 3 => 'png');
 		$mime = (isset($types[$vals[2]])) ? 'image/'.$types[$vals[2]] : 'image/jpg';