TIKA crashes / runs out of memory on simple PDF

We're using TIKA embedded in a webcrawler and today I've encountered a PDF that results in OutOfMemory errors while being processed by TIKA.

Tried with Xmx 5gb and pdf file sizes are approximately 50 mb.

Tika version: 1.15
Error as below:

Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
at org.apache.pdfbox.io.ScratchFileBuffer.addPage(ScratchFileBuffer.java:132)
at org.apache.pdfbox.io.ScratchFileBuffer.ensureAvailableBytesInPage(ScratchFileBuffer.java:184)
at org.apache.pdfbox.io.ScratchFileBuffer.write(ScratchFileBuffer.java:236)
at org.apache.pdfbox.io.RandomAccessOutputStream.write(RandomAccessOutputStream.java:46)
at org.apache.pdfbox.cos.COSStream$2.write(COSStream.java:266)
at org.apache.pdfbox.pdfparser.COSParser.readValidStream(COSParser.java:1142)
at org.apache.pdfbox.pdfparser.COSParser.parseCOSStream(COSParser.java:970)
at org.apache.pdfbox.pdfparser.COSParser.parseFileObject(COSParser.java:781)
at org.apache.pdfbox.pdfparser.COSParser.parseObjectDynamically(COSParser.java:742)
at org.apache.pdfbox.pdfparser.COSParser.parseObjectDynamically(COSParser.java:673)
at org.apache.pdfbox.pdfparser.COSParser.parseDictObjects(COSParser.java:633)
at org.apache.pdfbox.pdfparser.PDFParser.initialParse(PDFParser.java:241)
at org.apache.pdfbox.pdfparser.PDFParser.parse(PDFParser.java:276)
at org.apache.pdfbox.pdmodel.PDDocument.load(PDDocument.java:1132)
at org.apache.pdfbox.pdmodel.PDDocument.load(PDDocument.java:1066)
at org.apache.tika.parser.pdf.PDFParser.parse(PDFParser.java:141)
at org.apache.tika.parser.CompositeParser.parse(CompositeParser.java:280)
at org.apache.tika.parser.CompositeParser.parse(CompositeParser.java:280)
at org.apache.tika.parser.AutoDetectParser.parse(AutoDetectParser.java:135)

Please let us know how to fix this issue