{"id":"CVE-2016-6198","details":"The filesystem layer in the Linux kernel before 4.5.5 proceeds with post-rename operations after an OverlayFS file is renamed to a self-hardlink, which allows local users to cause a denial of service (system crash) via a rename system call, related to fs/namei.c and fs/open.c.","modified":"2026-04-01T23:50:29.265101Z","published":"2016-08-06T20:59:13.457Z","references":[{"type":"WEB","url":"http://www.securityfocus.com/bid/91709"},{"type":"WEB","url":"http://www.securitytracker.com/id/1036273"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-1875.html"},{"type":"ADVISORY","url":"http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5"},{"type":"ADVISORY","url":"http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2574.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2584.html"},{"type":"ADVISORY","url":"http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-1847.html"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1355654"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/54d5ca871e72f2bb172ec9323497f01cd5091ec7"},{"type":"FIX","url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54d5ca871e72f2bb172ec9323497f01cd5091ec7"},{"type":"FIX","url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca"},{"type":"EVIDENCE","url":"http://www.openwall.com/lists/oss-security/2016/07/11/8"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git","events":[{"introduced":"0"},{"last_affected":"4fe89d07dcc2804c8b562f6c7896a45643d34b2f"},{"introduced":"0"},{"last_affected":"76e10d158efb6d4516018846f60c2ab5501900bc"},{"fixed":"54d5ca871e72f2bb172ec9323497f01cd5091ec7"},{"fixed":"9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"6"},{"introduced":"0"},{"last_affected":"3.4"}]}},{"type":"GIT","repo":"https://github.com/torvalds/linux","events":[{"introduced":"0"},{"fixed":"54d5ca871e72f2bb172ec9323497f01cd5091ec7"},{"fixed":"9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-6198.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"4.5.4"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}