Robin Schimpf created PDFBOX-4349:
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Summary: ClassCastException in COSParser
Key: PDFBOX-4349
URL: https://issues.apache.org/jira/browse/PDFBOX-4349
Project: PDFBox
Issue Type: Bug
Affects Versions: 2.0.12
Reporter: Robin Schimpf
Attachments: ClassCastException COSParser#parseTrailerValuesDynamically
Fuzzing PDF loading with [JQF|https://github.com/rohanpadhye/jqf] triggered an
ClassCastException.
{code:java}
java.lang.ClassCastException: org.apache.pdfbox.cos.COSInteger cannot be cast
to org.apache.pdfbox.cos.COSObject
at
org.apache.pdfbox.pdfparser.COSParser.parseTrailerValuesDynamically(COSParser.java:2841)
at
org.apache.pdfbox.pdfparser.PDFParser.initialParse(PDFParser.java:173)
at org.apache.pdfbox.pdfparser.PDFParser.parse(PDFParser.java:220)
at org.apache.pdfbox.pdmodel.PDDocument.load(PDDocument.java:1160)
at org.apache.pdfbox.pdmodel.PDDocument.load(PDDocument.java:1057)
...
{code}
The Code used for fuzzing is
{code:java}
PDDocument.load(inputStream)
{code}
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