Buffer Overflow vulnerability in HtmlOutputDev::page in poppler 0.75.0 allows attackers to cause a denial of service. In Poppler 22.07.0, PDFDoc::savePageAs in PDFDoc.c callows attackers to cause a denial-of-service by crafting a PDF file in which the xref data structure is mishandled in getCatalog processing. Note that this vulnerability is caused by the incomplete patch of CVE-2018-20662