USN-3994-1: gnome-desktop vulnerability

Releases

• Ubuntu 19.04
• Ubuntu 18.10
• Ubuntu 18.04 ESM

Packages

• gnome-desktop3 - Introspection data for GnomeDesktop

Details

It was discovered that gnome-desktop incorrectly confined thumbnailers. If
a user were tricked into downloading a malicious image file, a remote
attacker could possibly combine this issue with another vulnerability to
escape the sandbox and execute arbitrary code.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 19.04

• libgnome-desktop-3-17 - 3.32.1-1ubuntu1.1

Ubuntu 18.10

• libgnome-desktop-3-17 - 3.30.1-1ubuntu1.1

Ubuntu 18.04

• libgnome-desktop-3-17 - 3.28.2-0ubuntu1.3

After a standard system update you need to restart your session to make all
the necessary changes.

References

• CVE-2019-11460