The capabilities implementation in the Linux kernel before 3.14.8 does not properly consider that namespaces are inapplicable to inodes, which allows local users to bypass intended chmod restrictions by first creating a user namespace, as demonstrated by setting the setgid bit on a file with group ownership of root.
Advisories
Source ID Title
EUVD EUVD EUVD-2014-3946 The capabilities implementation in the Linux kernel before 3.14.8 does not properly consider that namespaces are inapplicable to inodes, which allows local users to bypass intended chmod restrictions by first creating a user namespace, as demonstrated by setting the setgid bit on a file with group ownership of root.
Ubuntu USN Ubuntu USN USN-2285-1 Linux kernel (Quantal HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2286-1 Linux kernel (Raring HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2287-1 Linux kernel (Saucy HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2289-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2336-1 Linux kernel (Trusty HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2337-1 Linux kernel vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T11:04:28.054Z

Reserved: 2014-06-09T00:00:00

Link: CVE-2014-4014

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2014-06-23T11:21:17.793

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

Link: CVE-2014-4014

cve-icon Redhat

Severity : Important

Publid Date: 2014-06-10T00:00:00Z

Links: CVE-2014-4014 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses