Greg Kroah-Hartman has released two significant long-term support (LTS) Linux kernels, 6.18.53 and 6.12.111, both carrying a "must upgrade" warning due to critical security and bug fixes. The 6.18.53 branch includes around 1,250 patches, while 6.12.111 contains about 1,102, focusing on various areas such as virtualization, cryptography, filesystems, and networking. Both kernels are now available and have extended support through December 2028, making them important for enterprise deployments. The updates address various security vulnerabilities and performance issues, reinforcing the necessity for users to upgrade

Linux LTS Kernels 6.18.53 and 6.12.111 Ship with Mandatory Upgrade Warnings

Greg Kroah-Hartman released two large stable LTS Linux kernels: the 6.18.53 branch and the 6.12.111 branch. Both LTS releases carrying an explicit "must upgrade" message due to important security and bug fixes scattered across virtualization, cryptography, filesystems, networking, and storage drivers. The release sizes are substantial, with roughly 1,250 patches for 6.18.53 and about 1,102 for 6.12.111. Both kernels are available now from the standard stable git tree, and LTS support for 6.12 and 6.18 was extended to December 2028 earlier this year.

Linux LTS Kernels 6.18.53 and 6.12.111 Ship with Mandatory Upgrade Warnings @ Linux Compatible