CVEvulnerability
CVE-2013-1957
4.7 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2013-04-24
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 4.7 MEDIUM — AV:L/AC:M/Au:N/C:C/I:N/A:N
- Weaknesses
- CWE-264
Description
The clone_mnt function in fs/namespace.c in the Linux kernel before 3.8.6 does not properly restrict changes to the MNT_READONLY flag, which allows local users to bypass an intended read-only property of a filesystem by leveraging a separate mount namespace.
Affected configurations
• linux linux kernel (<= 3.8.5)
• linux linux kernel 3.8.0
• linux linux kernel 3.8.1
• linux linux kernel 3.8.2
• linux linux kernel 3.8.3
• linux linux kernel 3.8.4
Related
Weakness · not in database (1)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=132c94e31b8bca8ea921f9f96a57d684fa4ae0a9 git.kernel.org
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.6 www.kernel.org
- http://www.openwall.com/lists/oss-security/2013/04/16/11 www.openwall.com
- https://github.com/torvalds/linux/commit/132c94e31b8bca8ea921f9f96a57d684fa4ae0a9 github.com
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=132c94e31b8bca8ea921f9f96a57d684fa4ae0a9 git.kernel.org
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.6 www.kernel.org
- http://www.openwall.com/lists/oss-security/2013/04/16/11 www.openwall.com
- https://github.com/torvalds/linux/commit/132c94e31b8bca8ea921f9f96a57d684fa4ae0a9 github.com