{"id":"UBUNTU-CVE-2017-16611","details":"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.","modified":"2026-04-22T11:19:29.969457Z","published":"2017-11-28T00:00:00Z","related":["USN-3500-1"],"upstream":["CVE-2017-16611"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-16611"},{"type":"REPORT","url":"http://www.openwall.com/lists/oss-security/2017/11/28/7"},{"type":"REPORT","url":"https://marc.info/?l=freedesktop-xorg-announce&m=151188049718337&w=2"},{"type":"REPORT","url":"https://marc.info/?l=freedesktop-xorg-announce&m=151188044218304&w=2"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3500-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-16611"}],"affected":[{"package":{"name":"libxfont","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/libxfont@1:1.4.7-1ubuntu0.4?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.4.7-1ubuntu0.4"}]}],"versions":["1:1.4.6-1","1:1.4.6-1ubuntu1","1:1.4.7-1","1:1.4.7-1ubuntu0.1","1:1.4.7-1ubuntu0.2","1:1.4.7-1ubuntu0.3"],"ecosystem_specific":{"binaries":[{"binary_name":"libxfont1","binary_version":"1:1.4.7-1ubuntu0.4"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-16611.json"}},{"package":{"name":"libxfont","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/libxfont@1:1.5.1-1ubuntu0.16.04.4?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.5.1-1ubuntu0.16.04.4"}]}],"versions":["1:1.5.1-1","1:1.5.1-1ubuntu0.16.04.1","1:1.5.1-1ubuntu0.16.04.2","1:1.5.1-1ubuntu0.16.04.3"],"ecosystem_specific":{"binaries":[{"binary_name":"libxfont1","binary_version":"1:1.5.1-1ubuntu0.16.04.4"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-16611.json"}},{"package":{"name":"libxfont2","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/libxfont2@1:2.0.1-3~ubuntu16.04.3?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.0.1-3~ubuntu16.04.3"}]}],"versions":["1:2.0.1-3~ubuntu16.04.1","1:2.0.1-3~ubuntu16.04.2"],"ecosystem_specific":{"binaries":[{"binary_name":"libxfont2","binary_version":"1:2.0.1-3~ubuntu16.04.3"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-16611.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}