ArchLinux: 201804-9: xfig: information disclosure
Summary
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 read_textobject functions in read.c and read1_3.c.
Resolution
Upgrade to 3.2.7-1.
# pacman -Syu "xfig>=3.2.7-1"
The problem has been fixed upstream in version 3.2.7.
References
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=881143 https://security.archlinux.org/CVE-2017-16899
Workaround
None.