The FoFiType1C::cvtGlyph function in fofi/FoFiType1C.cc in Poppler through 0.64.0 allows remote attackers to cause a denial of service (infinite recursion) via a crafted PDF file, as demonstrated by pdftops.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-18267.json"