LTSP LDM through 2.18.06 allows fat-client root access because the LDM_USERNAME variable may have an empty value if the user's shell lacks support for Bourne shell syntax. This is related to a run-x-session script.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade ldm | Jan 13, 2020 | Jan 9, 2020 |
| Ubuntu | — | Upgrade ldm | Sep 23, 2020 | Jan 9, 2020 |
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