The clone system-call implementation in the Linux kernel before 3.8.3 does not properly handle a combination of the CLONE_NEWUSER and CLONE_FS flags, which allows local users to gain privileges by calling chroot and leveraging the sharing of the / directory between a parent process and a child process.
Metrics
No CVSS v4.0
No CVSS v3.1
No CVSS v3.0
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
The EPSS score is 0.00646.
Key SSVC decision points have not yet been added.
Affected Vendors & Products
| Vendors | Products |
|---|---|
| Linux |
|
Configuration 1 [-]
|
No data.
No data.
Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2013-1861 | The clone system-call implementation in the Linux kernel before 3.8.3 does not properly handle a combination of the CLONE_NEWUSER and CLONE_FS flags, which allows local users to gain privileges by calling chroot and leveraging the sharing of the / directory between a parent process and a child process. |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
No history.
Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2024-08-06T15:20:35.203Z
Reserved: 2013-02-19T00:00:00Z
Link: CVE-2013-1858
No data.
Status : Deferred
Published: 2013-04-05T21:55:00.917
Modified: 2025-04-11T00:51:21.963
Link: CVE-2013-1858
OpenCVE Enrichment
No data.
EUVD