xlockmore and xlockf do not properly cleanse user-injected format strings, which allows local users to gain root privileges via the -d option.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Xlock | David_bagley | 4.16 (including) | 4.16 (including) |
| Xlock | David_bagley | 4.16.1 (including) | 4.16.1 (including) |