hb-ot-layout-gpos-table.hh in HarfBuzz before 1.0.5 allows remote attackers to cause a denial of service (buffer over-read) or possibly have unspecified other impact via crafted data, a different vulnerability than CVE-2016-2052.
https://security.gentoo.org/glsa/201701-76
https://lists.debian.org/debian-lts-announce/2019/12/msg00022.html
https://github.com/behdad/harfbuzz/issues/139#issuecomment-146984679
https://github.com/behdad/harfbuzz/commit/f96664974774bfeb237a7274f512f64aaafb201e
http://www.ubuntu.com/usn/USN-3067-1
http://www.securityfocus.com/bid/92039
http://rhn.redhat.com/errata/RHSA-2016-0072.html
http://lists.opensuse.org/opensuse-updates/2016-08/msg00070.html