Description
LXDM before 0.5.2 did not start X server with -auth, which allows local users to bypass authentication with X connections.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | lxdm | 0.5.3-1 | — |
| Debian 13 | lxdm | 0.5.3-1 | — |
| Debian 12 | lxdm | 0.5.3-1 | — |