A weakness has been reported in gnome-screensaver, which can be exploited by malicious people with physical access to bypass certain security restrictions.
The weakness is caused due to gnome-screensaver not correctly handling changes to the monitor topology, which can be exploited to e.g. access locked screens by unplugging and replugging a monitor in a certain sequence.
Provided and/or discovered by: Reported by the vendor.
Original Advisory: https://bugzilla.gnome.org/show_bug.cgi?id=609789
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