Kubuntu 23.10 Mantic Minotaur is Avaiable to Download

 

Codenamed “Mantic Minotaur”, Kubuntu 23.10 continues our tradition of giving you Friendly Computing by integrating the latest and greatest open source technologies into a high-quality, easy-to-use Linux distribution.

Kubuntu is the last of the Ubuntu family of Linux distribution that announced the release of version 23.10. The product ships with KDE Plasma 5.27, KDE Frameworks 5.110 and KDE Gear 23.08

Mantic Minotaur Release Notes 

Introduction

• These release notes for Ubuntu 23.10 (Mantic Minotaur) provide an overview of the release and document the known issues with Ubuntu and its flavours.

Support lifespan

• Ubuntu 23.10 will be supported for 9 months until July 2024. If you need Long Term Support, we recommend you use Ubuntu 22.04 LTS 505 instead.

New features in 23.10

Updated Packages

• add-apt-repository now adds PPAs as deb822 .sources files (Improvements to PPA management in 23.10).

Linux kernel :

Ubuntu 23.10 includes the new 6.5 Linux kernel that brings many new features.

Notable upstream changes:

• Intel’s “Topology Aware Register and PM Capsule Interface” (interface that provides better power-management features).
• arm64 permission-indirection extension (technology to set special memory permissions).
• RISC-V now supports ACPI.
• The Loongarch architecture now supports simultaneous multi-threading (SMT).
• Support for unaccepted memory (protocol by which secure guest systems accept memory allocated by the host - Seeking an acceptable unaccepted memory policy 16.
• The io_uring subsystem can now store the rings and submission queue in user-space memory.
• Ability to mount a file system underneath an existing mount on the same mount point; useful in container scenarios (Merge tag ‘v6.5/vfs.mount’ of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs 38).
• New cachestat() system call (query the page-cache state of files and directories).
• Usual set of changes to support new hardware.

Notable Ubuntu-specific changes:

• zstd compressed modules (LP: #2028568 41) to shorten boot time.
• New Apparmor/Stacking LSM patch set.
• Updated shiftfs patch set.
• Enabled multi-gen LRU page reclaiming by default (LP: #2023629 12).
• .config tuning of the low-latency kernel for desktop-oriented tasks (LP: #2028568 24).
• New zfs 2.2.0~rc3.
• Ceph support for idmapped mounts.

systemd v253.5

The init system was updated to systemd v253.5. See the upstream changelog 62 for more information about individual features.

Netplan v0.107

The network stack was updated to Netplan v0.107 44, introducing support for dummy and veth devices in addition to providing Python bindings to libnetplan in the python3-netplan package.

Toolchain Upgrades :hammer_and_wrench:

• GCC was updated to the 13.2.0 release, binutils to 2.41, and glibc to 2.38.
• Python :snake: now defaults to version 3.11.6, and 3.12.0 is available in the archive.
• Perl :camel: at version 5.36.0.
• LLVM now defaults to version 16, and 17 is available in the archive.
• Rust :crab: toolchain defaults to version 1.71.

OpenJDK

In addition to OpenJDK 17, OpenJDK 21 is now provided (but not used for package builds).

.NET

.NET 7 packages were updated to 7.0.110, and .NET 6 packages were updated to 6.0.121

golang

Go was updated to version 1.21. See the upstream release notes 19 for all the changes.

See the brief release announcement and the more detailed release notes for further information

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