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Merge pull request #11568 from Snuffleupagus/PDF-header-validation

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Ensure that the PDF header contains an actual number (PR 11463 follow-up)
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Tim van der Meij 2020-02-09 17:16:25 +01:00 • committed by GitHub
commit 2fb4076e05
4 changed files with 101 additions and 1 deletions
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1
test/pdfs/.gitignore vendored
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@ -110,6 +110,7 @@
!issue9949.pdf
!bug1308536.pdf
!bug1337429.pdf
!bug1606566.pdf
!issue5564_reduced.pdf
!canvas.pdf
!bug1132849.pdf

66
test/pdfs/bug1606566.pdf Normal file
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@ -0,0 +1,66 @@
%âãÏÓ
1 0 obj
<<
/Pages 2 0 R
/Type /Catalog
>>
endobj
2 0 obj
<<
/Kids [3 0 R]
/Count 1
/Type /Pages
>>
endobj
3 0 obj
<<
/Parent 2 0 R
/MediaBox [0 0 200 50]
/Resources
<<
/Font
<<
/F1 4 0 R
>>
>>
/Contents 5 0 R
/Type /Page
>>
endobj
4 0 obj
<<
/BaseFont /Times-Roman
/Subtype /Type1
/Encoding /WinAnsiEncoding
/Type /Font
>>
endobj
5 0 obj
<<
/Length 42
>>
stream
BT
10 20 TD
/F1 20 Tf
(Bug 1606566) Tj
ET
endstream
endobj xref
0 6
0000000000 65535 f
0000000015 00000 n
0000000066 00000 n
0000000125 00000 n
0000000254 00000 n
0000000355 00000 n
trailer
<<
/Root 1 0 R
/Size 6
>>
startxref
449
%%EOF

22
test/unit/api_spec.js
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@ -1121,6 +1121,28 @@ describe("api", function() {
})
.catch(done.fail);
});
it("gets metadata, with missing PDF header (bug 1606566)", function(done) {
const loadingTask = getDocument(buildGetDocumentParams("bug1606566.pdf"));
loadingTask.promise
.then(function(pdfDocument) {
return pdfDocument.getMetadata();
})
.then(function({ info, metadata, contentDispositionFilename }) {
// The following are PDF.js specific, non-standard, properties.
expect(info["PDFFormatVersion"]).toEqual(null);
expect(info["IsLinearized"]).toEqual(false);
expect(info["IsAcroFormPresent"]).toEqual(false);
expect(info["IsXFAPresent"]).toEqual(false);
expect(info["IsCollectionPresent"]).toEqual(false);
expect(metadata).toEqual(null);
expect(contentDispositionFilename).toEqual(null);
loadingTask.destroy().then(done);
})
.catch(done.fail);
});
it("gets data", function(done) {
var promise = doc.getData();