Sebastian Wick 044a44fe2e dir: Fall back to the deployed ref commit when up/downgrading
Otherwise, if an unprivileged user manages to remove the remote ref, the
downgrading protection is not in effect.

Helps: https://github.com/flatpak/flatpak/security/advisories/GHSA-q4gr-vc25-57m5
2026-08-11 01:22:28 +02:00
2026-08-05 15:04:26 +00:00

Flatpak icon

Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux.

See https://flatpak.org/ for more information.

Flatpak is available in the package repositories of most Linux distributions and can be installed from there. See https://flatpak.org/setup/ for quick setup instructions for many distributions.

Community discussion happens in #flatpak:matrix.org, on the mailing list, and on the Flathub Discourse.

Read documentation for Flatpak here.

Contributing

Flatpak welcomes contributions from anyone! Here are some ways you can help:

Hacking

See CONTRIBUTING.md

Related Projects

Here are some notable projects in the Flatpak ecosystem:

  • Flatseal: An app for managing permissions of Flatpak apps without using the CLI
  • Flat-manager: A tool for managing Flatpak repositories
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