In libXfont before 1.5.4 and libXfont2 before 2.0.3, a local attacker can open (but not read) files on the system as root, triggering tape rewinds, watchdogs, or similar mechanisms that can be triggered by opening files.
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-16611.json"