A buffer underwrite vulnerability in get_line() (read.c) in fig2dev 3.2.7a allows an attacker to write prior to the beginning of the buffer via a crafted .fig file.
https://usn.ubuntu.com/3760-1/
https://sourceforge.net/p/mcj/tickets/28/
https://lists.debian.org/debian-lts-announce/2020/01/msg00018.html