{"id":"UBUNTU-CVE-2013-1056","details":"X.org X server 1.13.3 and earlier, when not run as root, allows local users to cause a denial of service (crash) or possibly gain privileges via vectors involving cached xkb files.","modified":"2026-04-22T09:22:41.145081Z","published":"2013-10-16T00:00:00Z","related":["USN-1990-1"],"upstream":["CVE-2013-1056"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2013-1056"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-1990-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2013-1056"}],"affected":[{"package":{"name":"xorg-server","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/xorg-server@2:1.14.4-1ubuntu2?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.14.4-1ubuntu2"}]}],"versions":["2:1.14.3-3ubuntu2","2:1.14.3-3ubuntu3","2:1.14.3-3ubuntu4","2:1.14.3-5ubuntu1","2:1.14.4-1ubuntu1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"xdmx","binary_version":"2:1.14.4-1ubuntu2"},{"binary_name":"xdmx-tools","binary_version":"2:1.14.4-1ubuntu2"},{"binary_name":"xnest","binary_version":"2:1.14.4-1ubuntu2"},{"binary_name":"xserver-common","binary_version":"2:1.14.4-1ubuntu2"},{"binary_name":"xserver-xephyr","binary_version":"2:1.14.4-1ubuntu2"},{"binary_name":"xserver-xfbdev","binary_version":"2:1.14.4-1ubuntu2"},{"binary_name":"xserver-xorg-core","binary_version":"2:1.14.4-1ubuntu2"},{"binary_name":"xserver-xorg-xmir","binary_version":"2:1.14.4-1ubuntu2"},{"binary_name":"xvfb","binary_version":"2:1.14.4-1ubuntu2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2013/UBUNTU-CVE-2013-1056.json"}}],"schema_version":"1.7.5","severity":[{"type":"Ubuntu","score":"low"}]}