On June 10, Project Debian He launched a new version of your operating system. Debian 12 It carries the code name of Bookworm, and among its novelties it introduced the Linux 6.1 LTS kernel and more up-to-date desktops such as GNOME 43 and Plasma 5.27. It will be supported for 5 years, and in that period of time they will launch new ISOs with all the new features that have been released. A few hours ago they have already launched the first one, but it is only for new installations.
Project Debian has taken care, as always, to make it clear that Debian 12.1 is not a new version of the operating system, so no need to reinstall from scratch. All updates included in the 12.1 ISO are already available on existing installations, and it is only recommended to download these images for clean installations or reinstalling the operating system. Downloading 12.0, after the installation you would have to reinstall all the updates.
Debian 12.1 includes security patches and other fixes
This new ISO mainly includes fixes for security bugs and some other tweaks to profile the software at the heart of the operating system. Applications and other packages that are not part of the original system are updated separately.
«You can update an existing installation to this revision by going to the package management system to one of the many Debian HTTP mirrors“, they say in the release note. There is a list of the servers in this link. In another list we can see all the patches that have been applied, among which we can highlight two in the kernel to correct security flaws CVE-2023-31248 and CVE-2023-35001 and a couple in MATE to avoid various memory leaks. The complete list of everything that has changed is here.
Live Images, which allow you to choose a desktop and install it, are available here. The network installer or netinstaller, here.