CVE-2018-7454

CVE-2018-7454 affects xpdf 4.00, where a NULL pointer dereference in XFAForm::scanFields (XFAForm.cc) can cause denial of service when processing a crafted PDF (demonstrated by pdftohtml). Connected sources confirm the issue in xpdf 4.00 and downstream advisories note a fix parity with xpdf 4.01 ...