4.7 Medium
CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:M/Au:N/C:C/I:N/A:N
0.0004 Low
EPSS
Percentile
5.1%
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.