Bug#1135951: linux-image-6.12.85+deb13-amd64: secure data is visible when waking from suspsend

From	"Daniel Convissor (business)" <danielc@analysisandsolutions.com>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#1135951: linux-image-6.12.85+deb13-amd64: secure data is visible when waking from suspsend
Date	2026-05-07 21:30 +0200
Message-ID	<MScA1-3lQE-1@gated-at.bofh.it> (permalink)
References	<MS997-3jrH-5@gated-at.bofh.it> <MScgF-3lIO-5@gated-at.bofh.it> <MS997-3jrH-5@gated-at.bofh.it> <MScgF-3lIO-5@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Cross-posted to 2 groups.

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On Thu, May 07, 2026 at 09:05:21PM +0200, Ben Hutchings wrote:
> Control: tag -1 moreinfo
> 
> On Thu, 2026-05-07 at 11:44 -0400, Daniel Convissor wrote:
> > Package: src:linux
> > Version: 6.12.85-1
> > Severity: normal
> > X-Debbugs-Cc: danielc@analysisandsolutions.com
> > 
> > Dear Maintainer,
> > 
> > The following issue arose since upgrading to Debian 13 from 11...
> > 
> > Have a laptop with the lid closed, in suspend/sleep mode. Upon opening the lid,
> > sometimes the contents of the desktop flash on the screen for a second, then
> > the screen locks. This can reveal secure information to attackers.
> > 
> > I recorded a video of it happening. Note the lid LED blinking prior to opening
> > the lid, which indicates the laptop is in suspend/sleep mode.
> > https://www.analysisandsolutions.com/int/debian-13-laptop-wake-reveals-
> > desktop.mp4
> 
> Is this on GNOME (I think that's what I see in the video) or some other
> desktop environment?
> 
> Ben.

Hi Ben:

Yes, GNOME desktop.  Should I file the bug there instead?

Thank you,

--Dan


-- 
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Bug#1135951: linux-image-6.12.85+deb13-amd64: secure data is visible when waking from suspsend Daniel Convissor <danielc@analysisandsolutions.com> - 2026-05-07 17:50 +0200
  Bug#1135951: linux-image-6.12.85+deb13-amd64: secure data is visible when waking from suspsend Ben Hutchings <ben@decadent.org.uk> - 2026-05-07 21:10 +0200
    Bug#1135951: linux-image-6.12.85+deb13-amd64: secure data is visible when waking from suspsend "Daniel Convissor (business)" <danielc@analysisandsolutions.com> - 2026-05-07 21:30 +0200
      Bug#1135951: linux-image-6.12.85+deb13-amd64: secure data is visible when waking from suspsend Salvatore Bonaccorso <carnil@debian.org> - 2026-05-10 20:10 +0200
      Bug#1135951: linux-image-6.12.85+deb13-amd64: secure data is visible when waking from suspsend Ben Hutchings <ben@decadent.org.uk> - 2026-05-13 20:00 +0200
  Processed: Re: Bug#1135951: linux-image-6.12.85+deb13-amd64:  secure data is visible when waking from suspsend "Debian Bug Tracking System" <owner@bugs.debian.org> - 2026-05-07 21:10 +0200
  Processed: Re: Bug#1135951: linux-image-6.12.85+deb13-amd64:  secure data is visible when waking from suspsend "Debian Bug Tracking System" <owner@bugs.debian.org> - 2026-05-13 20:00 +0200

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