Simon Coter has announced the release of Unbreakable Enterprise Kernel Release 5 Update 4 for Oracle Linux.

The Unbreakable Enterprise Kernel (UEK) for Oracle Linux provides the latest open source innovations and key optimizations and security to enterprise cloud and on-premises workloads. It is the Linux kernel that powers Oracle Cloud and Oracle Engineered Systems such as Oracle Exadata Database Machine as well as Oracle Linux on 64-bit Intel and AMD or 64-bit Arm platforms.

What's New?

The Unbreakable Enterprise Kernel Release 5 Update 4 (UEK R5U4) is based on the mainline kernel version 4.14.35. Through actively monitoring upstream check-ins and collaboration with partners and customers, Oracle continues to improve and apply critical bug and security fixes to UEK R5 for Oracle Linux. This update includes several new features, added functionality, and bug fixes across a range of subsystems.

UEK R5 Update 4 can be recognized with a release number starting with 4.14.35-2025.400.8.

Announcing the Unbreakable Enterprise Kernel Release 5 Update 4 for Oracle Linux