Re: FS#28008 - Bypass screensaver/locker program on xorg 1.11 and up

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On 20.01.2012 02:08, Tavian Barnes wrote:
> On 19 January 2012 18:23, Dmitry Korzhevin <dkorzhevin@xxxxxxxxxxxx> wrote:
>> a funny bug in the Xorg server that could allow attackers with physical
>> access to a machine to bypass the screensaver/screen locker program.
>> Most people use those programs to lock their computer when they are
>> away. On Gnome, gnome-screensaver is responsible for this. On KDE,
>> kscreenlocker is. There is a wide variety of smaller tools doing the
>> same thing, e.g. slock, slimlock, i3lock...
>>
>> Read more:
>> http://gu1.aeroxteam.fr/2012/01/19/bypass-screensaver-locker-program-xorg-111-and-up
>>
>> ctrl+atl+*(on num lock keyboard) confirmed and work in arch linux.
> 
> IMO, it's not an X.Org or configuration bug, it's a bug in all the
> screen lockers.
> 
> http://seclists.org/oss-sec/2012/q1/217
> 

http://cgit.freedesktop.org/xorg/xserver/commit/?id=1a573e402ec112913a404f092b5b97d8d9210f94

http://cgit.freedesktop.org/xorg/xserver/commit/?id=22e64108ec63ba77779891f8df237913ef9ca731

-- 
Florian Pritz

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