https://bugs.kde.org/show_bug.cgi?id=507321
Bug ID: 507321
Summary: [Privacy risk] Screen locker: Application content is
visible for ~400 ms after returning from Sleep
Classification: Plasma
Product: plasmashell
Version First 6.3.5
Reported In:
Platform: Other
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: general
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Target Milestone: 1.0
SUMMARY
Screen locker: Application content is visible for ~400 ms after returning from
Sleep.
STEPS TO REPRODUCE
1. Power Management settings: "When laptop lid closed: Sleep"
2. Screen Locking settings: "Lock after waking from sleep" in enabled.
3. Open some apps on a laptop.
4. Close laptop lid. Wait a few seconds for laptop to go to Sleep.
5. Open laptop lid.
OBSERVED RESULT
Application(s) and all their window content is visible for ~400 ms. After that,
the screen locker UI appears on screen.
This is a privacy and security risk: an unauthorized person may get access to
sentitive data, including credentials/passwords if they were on screen before
closing laptop lid.
EXPECTED RESULT
Screen locker UI (or at least a black screen) should appear immediately after
returning from Sleep.
SOFTWARE/OS VERSIONS
Operating System: Debian GNU/Linux rodete
KDE Plasma Version: 6.3.5
KDE Frameworks Version: 6.13.0
Qt Version: 6.8.2
Kernel Version: 6.12.27-1rodete1-amd64 (64-bit)
Graphics Platform: X11
Processors: 14 × Intel® Core™ Ultra 7 165U
Memory: 62.3 GiB of RAM
Graphics Processor: Intel® Graphics
ADDITIONAL INFORMATION
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