libCoolType library as used in Adobe Acrobat (acroread) on Linux creates the AdobeFnt.lst file with world-writable permissions, which allows local users to modify the file and possibly modify acroread's behavior.
https://exchange.xforce.ibmcloud.com/vulnerabilities/7024
http://www.securityfocus.com/bid/3225
http://marc.info/?l=bugtraq&m=99849121502399&w=2
http://lists.debian.org/debian-security/2001/debian-security-200101/msg00085.html