fs/pnode.c in the Linux kernel before 4.5.4 does not properly traverse a mount propagation tree in a certain case involving a slave mount, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a crafted series of mount system calls.
2016-05-23T10:59:11.083
2025-04-12T10:46:40.837
Deferred
CVSSv3.0: 5.5 (MEDIUM)
AV:L/AC:L/Au:N/C:N/I:N/A:C
3.9
6.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Operating System | canonical | ubuntu_linux | 12.04 | Yes |
| Operating System | canonical | ubuntu_linux | 14.04 | Yes |
| Operating System | canonical | ubuntu_linux | 15.10 | Yes |
| Operating System | canonical | ubuntu_linux | 16.04 | Yes |
| Operating System | linux | linux_kernel | ≤ 4.5.3 | Yes |
| Operating System | oracle | linux | 6 | Yes |