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.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Linux_kernel | Linux | * | 3.8.5 (including) |
| Linux_kernel | Linux | 3.8.0 (including) | 3.8.0 (including) |
| Linux_kernel | Linux | 3.8.1 (including) | 3.8.1 (including) |
| Linux_kernel | Linux | 3.8.2 (including) | 3.8.2 (including) |
| Linux_kernel | Linux | 3.8.3 (including) | 3.8.3 (including) |
| Linux_kernel | Linux | 3.8.4 (including) | 3.8.4 (including) |