CVE-2017-16899: Improper Validation of Array Index

An array index error in the fig2dev program in Xfig 3.2.6a allows remote attackers to cause a denial-of-service attack or information disclosure with a maliciously crafted Fig format file, related to a negative font value in dev/gentikz.c, and the readtextobject functions in read.c and read13.c...