Ubuntu Security Notice (C) 2014 Canonical, Inc. / NASL script (C) 2014 Tenable Network Security, Inc.
The remote Ubuntu host is missing a security-related patch.
USN-2184-1 fixed lock screen vulnerabilities in Unity. Further testing
has uncovered more issues which have been fixed in this update. This
update also fixes a regression with the shutdown dialogue.
We apologize for the inconvenience.
FrÃ©dÃ©ric Bardy discovered that Unity incorrectly filtered keyboard
shortcuts when the screen was locked. A local attacker could possibly
use this issue to run commands, and unlock the current session.
Giovanni Mellini discovered that Unity could display the
Dash in certain conditions when the screen was locked. A
local attacker could possibly use this issue to run
commands, and unlock the current session.
Update the affected unity package.
Risk factor :