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.
Name | Vendor | Start Version | End Version |
---|---|---|---|
Ubuntu_linux | Canonical | 12.04 | 12.04 |
Ubuntu_linux | Canonical | 16.04 | 16.04 |
Ubuntu_linux | Canonical | 15.10 | 15.10 |
Ubuntu_linux | Canonical | 14.04 | 14.04 |