In Xpdf 4.01.01, a heap-based buffer over-read could be triggered in FoFiType1C::convertToType0 in fofi/FoFiType1C.cc when it is trying to access the second privateDicts array element, because the privateDicts array has only one element allocated.
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-12958.json"
[ { "events": [ { "introduced": "0" }, { "last_affected": "4.01.01" } ] } ]