VirtualBox 7.0.12 is a maintenance release that includes several bug fixes and improvements. Some of the notable changes include fixing issues with using a debugger inside the guest, detecting VT-x usage by other hypervisors, and improving split lock detection feature on Linux hosts. The GUI has been updated with language updates and look-and-feel improvements. Various fixes have been made to devices, networking, audio, and VRDP. There is also added support for different Linux OS subtypes, fixes for kernel warnings, and improvements in the installer area. Overall, this release aims to enhance the performance and stability of VirtualBox.
https://www.virtualbox.org/wiki/Changelog-7.0#v12