[PDFBOX-4339] NullPointerException in COSParser

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.0.12
• Fix Version/s: 2.0.13, 3.0.0 PDFBox
• Component/s: Parsing
• Assignee: Tilman Hausherr
• Reporter: Robin Schimpf
• Created: 11/Oct/18 18:23
• Updated: 02/Dec/18 17:06
• Resolved: 11/Oct/18 19:05

Description

Fuzzing PDF loading with JQF triggered a NullPointerException.

java.lang.NullPointerException
	at org.apache.pdfbox.pdfparser.COSParser.checkPagesDictionary(COSParser.java:2345)
	at org.apache.pdfbox.pdfparser.COSParser.checkPages(COSParser.java:2321)
	at org.apache.pdfbox.pdfparser.PDFParser.initialParse(PDFParser.java:193)
	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)
    ...

The Code used for fuzzing is

PDDocument.load(inputStream)