Packages
- flatpak - Application deployment framework for desktop apps
Details
It was discovered that Flatpak incorrectly handled certain AF_UNIX sockets.
An attacker could use this to specially craft a Flatpak application that
could escape sandbox confinement.
It was discovered that Flatpak incorrectly handled certain AF_UNIX sockets.
An attacker could use this to specially craft a Flatpak application that
could escape sandbox confinement.
Update instructions
In general, a standard system update will make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
| Ubuntu Release | Package Version | ||
|---|---|---|---|
| 21.10 impish | libflatpak0 – 1.10.2-3ubuntu0.1 | ||
| flatpak – 1.10.2-3ubuntu0.1 | |||
| 21.04 hirsute | libflatpak0 – 1.10.2-1ubuntu1.1 | ||
| flatpak – 1.10.2-1ubuntu1.1 | |||
| 20.04 LTS focal | libflatpak0 – 1.6.5-0ubuntu0.4 | ||
| flatpak – 1.6.5-0ubuntu0.4 | |||
| 18.04 LTS bionic | libflatpak0 – 1.0.9-0ubuntu0.4 | ||
| flatpak – 1.0.9-0ubuntu0.4 | |||
Reduce your security exposure
Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.