[USN-3994-1] gnome-desktop vulnerability
marc.deslauriers at canonical.com
Mon May 27 15:28:09 UTC 2019
Ubuntu Security Notice USN-3994-1
May 27, 2019
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 19.04
- Ubuntu 18.10
- Ubuntu 18.04 LTS
gnome-desktop could be made to escape the thumbnailer sandbox.
- gnome-desktop3: Introspection data for GnomeDesktop
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.
The problem can be corrected by updating your system to the following
Ubuntu 18.04 LTS:
After a standard system update you need to restart your session to make all
the necessary changes.
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