FreeType before 2.6.1 has a buffer over-read in skip_comment in psaux/psobjs.c because ps_parser_skip_PS_token is mishandled in an FT_New_Memory_Face operation.
https://access.redhat.com/errata/RHSA-2019:4254
https://lists.debian.org/debian-lts-announce/2019/09/msg00002.html