CVE-2014-5206
- State
- Published
- Severity
- Not scored
- Published
- Aug 18, 2014
- Updated
- Aug 6, 2024
- Reserved
- Aug 13, 2014
Description
The do_remount function in fs/namespace.c in the Linux kernel through 3.16.1 does not maintain the MNT_LOCK_READONLY bit across a remount of a bind mount, which allows local users to bypass an intended read-only restriction and defeat certain sandbox protection mechanisms via a "mount -o remount" command within a user namespace.
Scores
The record has no CVSS score.
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a6138db815df5ee542d848318e5dae681590fccd
- USN-2318-1vendor-advisory
- 69214vdb-entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1129662
- https://github.com/torvalds/linux/commit/a6138db815df5ee542d848318e5dae681590fccd
- [oss-security] 20140813 Re: CVE Request: ro bind mount bypass using user namespacesmailing-list
- USN-2317-1vendor-advisory
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.