The SetX11Keyboard function in systemd, when PolicyKit Local Authority (PKLA) is used to change the group permissions on the X Keyboard Extension (XKB) layouts description, allows local users in the group to modify the Xorg X11 Server configuration file and possibly gain privileges via vectors involving "special and control characters."
| Software | From | Fixed in |
|---|---|---|
| systemd_project / systemd | - | 194 |
| debian / debian_linux | 7.0 | 7.0.x |