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Check that images have valid dimensions (issue 4575)

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This commit is contained in:
Jonas Jenwald 2014-04-09 13:04:27 +02:00
parent 608c6cea5a
commit 3a9b5b3951
1 changed files with 4 additions and 0 deletions
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4
src/core/evaluator.js
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@ -140,6 +140,10 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
var w = dict.get('Width', 'W'); var w = dict.get('Width', 'W');
var h = dict.get('Height', 'H'); var h = dict.get('Height', 'H');
if (!(w && isNum(w)) || !(h && isNum(h))) {
warn('Image dimensions are missing, or not numbers.');
return;
}
if (PDFJS.maxImageSize !== -1 && w * h > PDFJS.maxImageSize) { if (PDFJS.maxImageSize !== -1 && w * h > PDFJS.maxImageSize) {
warn('Image exceeded maximum allowed size and was removed.'); warn('Image exceeded maximum allowed size and was removed.');
return; return;