[USN-6395-1] GNOME Shell vulnerability
Marc Deslauriers
marc.deslauriers at canonical.com
Thu Sep 21 17:45:29 UTC 2023
==========================================================================
Ubuntu Security Notice USN-6395-1
September 21, 2023
gnome-shell vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 23.04
Summary:
GNOME Shell could be made to expose sensitive information.
Software Description:
- gnome-shell: graphical shell for the GNOME desktop
Details:
Mickael Karatekin discovered that GNOME Shell incorrectly allowed the
screenshot tool to view open windows when a session was locked. A local
attacker could possibly use this issue to obtain sensitive information.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 23.04:
gnome-shell 44.3-0ubuntu1.1
After a standard system update you need to reboot your computer to make all
the necessary changes.
References:
https://ubuntu.com/security/notices/USN-6395-1
CVE-2023-43090
Package Information:
https://launchpad.net/ubuntu/+source/gnome-shell/44.3-0ubuntu1.1
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