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CVE-2007-3920 · cross-distro fix matrix

CVE-2007-3920: GNOME screensaver 2.20 in Ubuntu 7.10, when used with Compiz, does not properly reserve input focus, which allows attackers with physical access to take control of the session after entering an Alt-Tab sequence, a related issue to CVE-2007-3069.

Affects 3 Linux releases across 6 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2007-3920 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • gnome-screensaver→ fixed in2.20.0-1.1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y gnome-screensaver
  • xorg-server→ fixed in2:1.4.1~git20080118-1urgency: medium
    sudo apt-get install --only-upgrade -y xorg-server

Debian bookworm

Source: Debian Security Tracker

  • gnome-screensaver→ fixed in2.20.0-1.1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y gnome-screensaver
  • xorg-server→ fixed in2:1.4.1~git20080118-1urgency: medium
    sudo apt-get install --only-upgrade -y xorg-server

Debian trixie

Source: Debian Security Tracker

  • gnome-screensaver→ fixed in2.20.0-1.1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y gnome-screensaver
  • xorg-server→ fixed in2:1.4.1~git20080118-1urgency: medium
    sudo apt-get install --only-upgrade -y xorg-server
Are YOU affected by CVE-2007-3920?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash
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