Update flatpak overrides

Signed-off-by: Tommy <contact@tommytran.io>
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Tommy 2024-01-15 01:14:53 -07:00
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@ -102,11 +102,17 @@ Some sandboxing solutions for desktop Linux distributions do exist; however, the
You can restrict applications further by setting [Flatpak overrides](https://docs.flatpak.org/en/latest/flatpak-command-reference.html#flatpak-override). This can be done with the command&nbsp;line or by using [Flatseal](https://github.com/tchx84/Flatseal). To deny common dangerous Flatpak permissions globally, run the following commands: You can restrict applications further by setting [Flatpak overrides](https://docs.flatpak.org/en/latest/flatpak-command-reference.html#flatpak-override). This can be done with the command&nbsp;line or by using [Flatseal](https://github.com/tchx84/Flatseal). To deny common dangerous Flatpak permissions globally, run the following commands:
```bash ```bash
sudo flatpak override --system --nosocket=x11 --nosocket=fallback-x11 --nosocket=pulseaudio --unshare=network --unshare=ipc --nofilesystem=host:reset sudo flatpak override --system --nosocket=x11 --nosocket=fallback-x11 --nosocket=pulseaudio --unshare=network --unshare=ipc --nofilesystem=host:reset --nodevice=input --nodevice=shm --nodevice=all
flatpak override --user --nosocket=x11 --nosocket=fallback-x11 --nosocket=pulseaudio --unshare=network --unshare=ipc --nofilesystem=host:reset flatpak override --user --nosocket=x11 --nosocket=fallback-x11 --nosocket=pulseaudio --unshare=network --unshare=ipc --nofilesystem=host:reset --nodevice=input --nodevice=shm --nodevice=all
``` ```
Note that this only helps with lax high&#8209;level default permissions and cannot solve the low&#8209;level issues like `/proc` and `/sys` access or an insufficient seccomp blacklist. To allow Flatseal to function after applying the overrides above, run the following command:
```bash
flatpak --user override com.github.tchx84.Flatseal --filesystem=/var/lib/flatpak/app:ro --filesystem=xdg-data/flatpak/app:ro --filesystem=xdg-data/flatpak/overrides:create
```
Note that this only helps with lax high&#8209;level default permissions and cannot solve the low&#8209;level issues like `/proc` and `/sys` access or an insufficient seccomp blacklist.
Some sensitive permissions of note: Some sensitive permissions of note: