floyd created PDFBOX-4193:
-----------------------------
Summary: StackOverflow
Key: PDFBOX-4193
URL: https://issues.apache.org/jira/browse/PDFBOX-4193
Project: PDFBox
Issue Type: Bug
Components: Parsing, PDModel
Reporter: floyd
Attachments: 5_uncaught_stackoverflow_checkPagesDictionary.pdf,
6_uncaught_stackoverflow_getInheritableAttribute.pdf
As part of a fuzzing run with the AFL-based Kelinci fuzzer found at
[https://github.com/isstac/kelinci] for a larger software that uses PDFBox I
found the following StackOverflowError issues:
{code:java}
Exception in thread "main" java.lang.StackOverflowError
at java.util.HashMap.hash(HashMap.java:338)
at java.util.LinkedHashMap.get(LinkedHashMap.java:440)
at
org.apache.pdfbox.cos.COSDictionary.getDictionaryObject(COSDictionary.java:188)
at
org.apache.pdfbox.pdfparser.COSParser.checkPagesDictionary(COSParser.java:2207)
at
org.apache.pdfbox.pdfparser.COSParser.checkPagesDictionary(COSParser.java:2230)
at
org.apache.pdfbox.pdfparser.COSParser.checkPagesDictionary(COSParser.java:2230)
at
org.apache.pdfbox.pdfparser.COSParser.checkPagesDictionary(COSParser.java:2230)
at
org.apache.pdfbox.pdfparser.COSParser.checkPagesDictionary(COSParser.java:2230)
at
org.apache.pdfbox.pdfparser.COSParser.checkPagesDictionary(COSParser.java:2230)
at
org.apache.pdfbox.pdfparser.COSParser.checkPagesDictionary(COSParser.java:2230)
at
org.apache.pdfbox.pdfparser.COSParser.checkPagesDictionary(COSParser.java:2230)
at
org.apache.pdfbox.pdfparser.COSParser.checkPagesDictionary(COSParser.java:2230)
at
org.apache.pdfbox.pdfparser.COSParser.checkPagesDictionary(COSParser.java:2230)
at
org.apache.pdfbox.pdfparser.COSParser.checkPagesDictionary(COSParser.java:2230)
at
org.apache.pdfbox.pdfparser.COSParser.checkPagesDictionary(COSParser.java:2230)
at
org.apache.pdfbox.pdfparser.COSParser.checkPagesDictionary(COSParser.java:2230)
at
org.apache.pdfbox.pdfparser.COSParser.checkPagesDictionary(COSParser.java:2230)
[...]
at
org.apache.pdfbox.pdfparser.COSParser.checkPagesDictionary(COSParser.java:2230){code}
Additionally, a second StackOverflowError was found:
{code:java}
Exception in thread "main" java.lang.StackOverflowError
at java.util.HashMap.hash(HashMap.java:338)
at java.util.LinkedHashMap.get(LinkedHashMap.java:440)
at
org.apache.pdfbox.cos.COSDictionary.getDictionaryObject(COSDictionary.java:188)
at
org.apache.pdfbox.pdmodel.PDPageTree.getInheritableAttribute(PDPageTree.java:102)
at
org.apache.pdfbox.pdmodel.PDPageTree.getInheritableAttribute(PDPageTree.java:111)
at
org.apache.pdfbox.pdmodel.PDPageTree.getInheritableAttribute(PDPageTree.java:111)
at
org.apache.pdfbox.pdmodel.PDPageTree.getInheritableAttribute(PDPageTree.java:111)
at
org.apache.pdfbox.pdmodel.PDPageTree.getInheritableAttribute(PDPageTree.java:111)
at
org.apache.pdfbox.pdmodel.PDPageTree.getInheritableAttribute(PDPageTree.java:111)
at
org.apache.pdfbox.pdmodel.PDPageTree.getInheritableAttribute(PDPageTree.java:111)
at
org.apache.pdfbox.pdmodel.PDPageTree.getInheritableAttribute(PDPageTree.java:111)
at
org.apache.pdfbox.pdmodel.PDPageTree.getInheritableAttribute(PDPageTree.java:111)
at
org.apache.pdfbox.pdmodel.PDPageTree.getInheritableAttribute(PDPageTree.java:111)
at
org.apache.pdfbox.pdmodel.PDPageTree.getInheritableAttribute(PDPageTree.java:111)
at
org.apache.pdfbox.pdmodel.PDPageTree.getInheritableAttribute(PDPageTree.java:111)
at
org.apache.pdfbox.pdmodel.PDPageTree.getInheritableAttribute(PDPageTree.java:111)
at
org.apache.pdfbox.pdmodel.PDPageTree.getInheritableAttribute(PDPageTree.java:111)
at
org.apache.pdfbox.pdmodel.PDPageTree.getInheritableAttribute(PDPageTree.java:111)
[...]
at
org.apache.pdfbox.pdmodel.PDPageTree.getInheritableAttribute(PDPageTree.java:111){code}
The issues can be reproduced with the attached files.
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