{"cve":"CVE-2014-7970","nvd":{"published":"2014-10-13T10:55:08.497","modified":"2026-06-17T00:16:02.047","status":"Modified","description":"The pivot_root implementation in fs/namespace.c in the Linux kernel through 3.17 does not properly interact with certain locations of a chroot directory, which allows local users to cause a denial of service (mount-tree loop) via . (dot) values in both arguments to the pivot_root system call.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-400"],"references":["http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html","http://secunia.com/advisories/60174","http://secunia.com/advisories/61142","http://www.openwall.com/lists/oss-security/2014/10/08/21","http://www.securityfocus.com/bid/70319"],"products":["canonical:ubuntu_linux","linux:linux_kernel","novell:suse_linux_enterprise_server"],"source":"nvd","synced_at":"2026-10-19T20:34:04.196504363+00:00"},"epss":{"cve":"CVE-2014-7970","score":0.00673,"percentile":0.52141,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}