New features New shutdown procedure Tails now uses the standard shutdown procedure from GNOME. The standard shutdown procedure is a bit slower, but better prevents data loss. For example, the Power Off confirmation dialog informs you if an application needs to be closed or an open document needs to be saved before shutting down. Even without confirming or saving the open documents, Tails will shut…
Changes and updates Update Tor Browser to 15.0.17. Update the Tor client to 0.4.9.11. Update the Linux kernel to 6.12.94, which fixes CVE-2026-43503 (DirtyClone) and CVE-2026-46331 (PACKET_EDIT_MEME), vulnerabilities that could allow an application in Tails to gain administration privileges. For example, if an attacker was able to exploit other unknown security vulnerabilities in an application in…
Changes and updates Update Tor Browser to 15.0.16. Update some firmware packages. This improves support for newer hardware: graphics, Wi-Fi, and so on. Fixed problems Stop notifying about outdated Secure Boot certificates in rare cases where the certificates are already up to date. (#21643) For more details, read our changelog. Get Tails 7.9 To upgrade your Tails USB stick and keep your Persistent…
This release is an emergency release to fix a serious security vulnerability in the Linux kernel, as well as security vulnerabilities in the Tor client. Changes and updates Update the Tor client to 0.4.9.9, which fixes several security vulnerabilities. Update the Linux kernel to 6.12.90-2, which fixes CVE-2026-43503, a vulnerability that could allow an application in Tails to gain administration p…
Changes and updates Update Tor Browser to 15.0.14. Remove Thunderbird. You can still install Thunderbird as additional software. If you have both the Thunderbird Email Client and Additional Software features of the Persistent Storage turned on, Tails automatically adds Thunderbird to your list of additional software. A new version of Thunderbird is released in Debian shortly after each Tails relea…
This release is an emergency release to fix a critical security vulnerability in the Linux kernel, as well as security vulnerabilities in Tor Browser and in the Tor client. Changes and updates Update the Linux kernel to 6.12.86, which fixes Dirty Frag, a vulnerability that could allow an application in Tails to gain administration privileges. For example, if an attacker was able to exploit other u…
This release is an emergency release to fix a critical security vulnerability in the Linux kernel. Changes and updates Update the Linux kernel to 6.12.85, which fixes Copy Fail, a vulnerability that could allow an application in Tails to gain administration privileges. For example, if an attacker was able to exploit other unknown security vulnerabilities in an application included in Tails, they m…
This release is an emergency release to fix important security vulnerabilities in Tor Browser. Changes and updates Update Tor Browser to 15.0.11, which fixes several vulnerabilities in Firefox 140.10.1. We are not aware of these vulnerabilities being exploited in practice until now. Update Thunderbird to 140.10.0. Stop making it possible to start our ISO images from a USB stick. Since 2019, we rec…
New feature Detection of outdated Secure Boot certificates Since 2023, Microsoft has started replacing the Secure Boot certificates originally issued in 2011. These older certificates begin expiring in June 2026. Tails now notifies you if the computer that you are using has outdated Secure Boot certificates and needs an update. Changes and updates Update Tor Browser to 15.0.10. Update Thunderbird…
This release is an emergency release to fix an important security vulnerability in the confinement of Tor Browser. Changes and updates Update Flatpak to 1.16.6, which fixes CVE-2026-34078, a major sandbox escape vulnerability. Using this vulnerability, an attacker could break the security confinement of Tor Browser and access all files that don't require an administration password, including in th…
This release is an emergency release to fix important security vulnerabilities in Tor Browser. Changes and updates Update Tor Browser to 15.0.9, which fixes several vulnerabilities in Firefox 140.9.0. We are not aware of these vulnerabilities being exploited in practice. Update the Tor client to 0.4.9.6. Update Thunderbird to 140.9.0. Update some firmware packages. This improves support for newer…