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CVE-2025-53391 · cross-distro fix matrix

CVE-2025-53391: Aaron Rainbolt discovered that zuluCrypt used insecure PolicyKit

Affects 4 Linux releases across 50 (distro × package) combinations. First disclosed: 2026-04-30.

Fix per ecosystem

Each block below is a distro release where CVE-2025-53391 has a known fix. Run the listed command on that distro to remediate.

Ubuntu bionic

Source: Ubuntu USN

  • zulucrypt→ fixed in5.4.0-2ubuntu0.1~esm2USN-8218-1
    sudo apt-get install --only-upgrade -y zulucrypt
  • libzulucrypt-dev→ fixed in5.4.0-2ubuntu0.1~esm2USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt-dev
  • libzulucrypt-exe-dev→ fixed in5.4.0-2ubuntu0.1~esm2USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt-exe-dev
  • libzulucrypt-exe1.2.0→ fixed in5.4.0-2ubuntu0.1~esm2USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt-exe1.2.0
  • libzulucrypt-plugins→ fixed in5.4.0-2ubuntu0.1~esm2USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt-plugins
  • libzulucrypt1.2.0→ fixed in5.4.0-2ubuntu0.1~esm2USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt1.2.0
  • libzulucryptpluginmanager-dev→ fixed in5.4.0-2ubuntu0.1~esm2USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucryptpluginmanager-dev
  • libzulucryptpluginmanager1.0.0→ fixed in5.4.0-2ubuntu0.1~esm2USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucryptpluginmanager1.0.0
  • zulucrypt-cli→ fixed in5.4.0-2ubuntu0.1~esm2USN-8218-1
    sudo apt-get install --only-upgrade -y zulucrypt-cli
  • zulucrypt-gui→ fixed in5.4.0-2ubuntu0.1~esm2USN-8218-1
    sudo apt-get install --only-upgrade -y zulucrypt-gui
  • zulumount-cli→ fixed in5.4.0-2ubuntu0.1~esm2USN-8218-1
    sudo apt-get install --only-upgrade -y zulumount-cli
  • zulumount-gui→ fixed in5.4.0-2ubuntu0.1~esm2USN-8218-1
    sudo apt-get install --only-upgrade -y zulumount-gui
  • zulupolkit→ fixed in5.4.0-2ubuntu0.1~esm2USN-8218-1
    sudo apt-get install --only-upgrade -y zulupolkit
  • zulusafe-cli→ fixed in5.4.0-2ubuntu0.1~esm2USN-8218-1
    sudo apt-get install --only-upgrade -y zulusafe-cli

Ubuntu focal

Source: Ubuntu USN

  • zulucrypt→ fixed in5.7.0-1ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y zulucrypt
  • libzulucrypt-dev→ fixed in5.7.0-1ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt-dev
  • libzulucrypt-exe-dev→ fixed in5.7.0-1ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt-exe-dev
  • libzulucrypt-exe1.2.0→ fixed in5.7.0-1ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt-exe1.2.0
  • libzulucrypt-plugins→ fixed in5.7.0-1ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt-plugins
  • libzulucrypt1.2.0→ fixed in5.7.0-1ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt1.2.0
  • libzulucryptpluginmanager-dev→ fixed in5.7.0-1ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucryptpluginmanager-dev
  • libzulucryptpluginmanager1.0.0→ fixed in5.7.0-1ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucryptpluginmanager1.0.0
  • zulucrypt-cli→ fixed in5.7.0-1ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y zulucrypt-cli
  • zulucrypt-gui→ fixed in5.7.0-1ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y zulucrypt-gui
  • zulumount-cli→ fixed in5.7.0-1ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y zulumount-cli
  • zulumount-gui→ fixed in5.7.0-1ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y zulumount-gui
  • zulupolkit→ fixed in5.7.0-1ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y zulupolkit
  • zulusafe-cli→ fixed in5.7.0-1ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y zulusafe-cli

Ubuntu jammy

Source: Ubuntu USN

  • zulucrypt→ fixed in5.7.1-2ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y zulucrypt
  • libzulucrypt-dev→ fixed in5.7.1-2ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt-dev
  • libzulucrypt-exe-dev→ fixed in5.7.1-2ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt-exe-dev
  • libzulucrypt-exe1.2.0→ fixed in5.7.1-2ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt-exe1.2.0
  • libzulucrypt-plugins→ fixed in5.7.1-2ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt-plugins
  • libzulucrypt1.2.0→ fixed in5.7.1-2ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt1.2.0
  • libzulucryptpluginmanager-dev→ fixed in5.7.1-2ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucryptpluginmanager-dev
  • libzulucryptpluginmanager1.0.0→ fixed in5.7.1-2ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucryptpluginmanager1.0.0
  • zulucrypt-cli→ fixed in5.7.1-2ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y zulucrypt-cli
  • zulucrypt-gui→ fixed in5.7.1-2ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y zulucrypt-gui
  • zulumount-cli→ fixed in5.7.1-2ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y zulumount-cli
  • zulumount-gui→ fixed in5.7.1-2ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y zulumount-gui
  • zulupolkit→ fixed in5.7.1-2ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y zulupolkit
  • zulusafe-cli→ fixed in5.7.1-2ubuntu0.1~esm1USN-8218-1
    sudo apt-get install --only-upgrade -y zulusafe-cli

Ubuntu noble

Source: Ubuntu USN

  • zulucrypt→ fixed in6.2.0-1ubuntu3+esm1USN-8218-1
    sudo apt-get install --only-upgrade -y zulucrypt
  • libzulucrypt-dev→ fixed in6.2.0-1ubuntu3+esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt-dev
  • libzulucrypt-exe-dev→ fixed in6.2.0-1ubuntu3+esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt-exe-dev
  • libzulucrypt-exe1.2.0→ fixed in6.2.0-1ubuntu3+esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt-exe1.2.0
  • libzulucrypt-plugins→ fixed in6.2.0-1ubuntu3+esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt-plugins
  • libzulucrypt1.2.0→ fixed in6.2.0-1ubuntu3+esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucrypt1.2.0
  • libzulucryptpluginmanager-dev→ fixed in6.2.0-1ubuntu3+esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucryptpluginmanager-dev
  • libzulucryptpluginmanager1.0.0→ fixed in6.2.0-1ubuntu3+esm1USN-8218-1
    sudo apt-get install --only-upgrade -y libzulucryptpluginmanager1.0.0
Are YOU affected by CVE-2025-53391?

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