CVE-2014-7970
MEDIUM · CVSS 5.5EPSS 0.7%EU EUVD
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.
Key facts
- CVSS score
- 5.5 (v3.1)
- Severity
- MEDIUM
- CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H- Weakness (CWE)
- CWE-400
- EPSS score
- 0.7% (52th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2014-7819)
- Published
- October 13, 2014
- NVD last modified
- June 17, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2014-7819 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- canonical / ubuntu linux
- canonical / ubuntu linux
- linux / linux kernel
- novell / suse linux enterprise server
References
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html(Mailing List, Third Party Advisory)
- http://secunia.com/advisories/60174(Broken Link)
- http://secunia.com/advisories/61142(Broken Link)
- http://www.openwall.com/lists/oss-security/2014/10/08/21(Mailing List, Patch, Third Party Advisory)
- http://www.securityfocus.com/bid/70319(Third Party Advisory, VDB Entry)
- http://www.securitytracker.com/id/1030991(Third Party Advisory, VDB Entry)
- http://www.spinics.net/lists/linux-fsdevel/msg79153.html(Exploit, Mailing List, Patch, Third Party Advisory)
- http://www.ubuntu.com/usn/USN-2419-1(Third Party Advisory)
- http://www.ubuntu.com/usn/USN-2420-1(Third Party Advisory)
- http://www.ubuntu.com/usn/USN-2513-1(Third Party Advisory)
- http://www.ubuntu.com/usn/USN-2514-1(Third Party Advisory)
- https://access.redhat.com/errata/RHSA-2017:1842(Third Party Advisory)
- https://access.redhat.com/errata/RHSA-2017:2077(Third Party Advisory)
- https://bugzilla.redhat.com/show_bug.cgi?id=1151095(Issue Tracking, Patch, Third Party Advisory)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/96921(Third Party Advisory, VDB Entry)
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0d0826019e529f21c84687521d03f60cd241ca7d(Mailing List, Patch, Vendor Advisory)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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