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.
Advisories
Source ID Title
EUVD EUVD EUVD-2014-7819 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.
Ubuntu USN Ubuntu USN USN-2419-1 Linux kernel (Trusty HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2420-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2447-1 Linux kernel (Utopic HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2448-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2513-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2514-1 Linux kernel (OMAP4) vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

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History

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T13:03:27.700Z

Reserved: 2014-10-08T00:00:00

Link: CVE-2014-7970

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2014-10-13T10:55:08.497

Modified: 2025-04-12T10:46:40.837

Link: CVE-2014-7970

cve-icon Redhat

Severity : Low

Publid Date: 2014-10-08T00:00:00Z

Links: CVE-2014-7970 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses