Oracle has announced the release of Oracle 6.3, an enterprise-class distribution based on the recently-released Red Hat Enterprise Linux 6.3: "Oracle is pleased to announce the general availability of Oracle Linux 6.3 for x86 (32-bit) and x86_64 (64-bit) architectures. Oracle Linux 6.3 ships with two sets of kernel packages: Unbreakable Enterprise Kernel (kernel-uek 2.6.39), installed and booted by default; Red Hat Compatible Kernel (kernel-2.6.32), installed by default. By default, both the Unbreakable Enterprise Kernel and the Red Hat Compatible Kernel are installed. Unbreakable Enterprise kernel Release 2 shipped in this update has following driver updates: be2net to version 4.2.220o, bnx2 to version 2.2.1, bnx2x to version 1.72.00-0, cnic to version 2.5.10.
Oracle Linux is an enterprise-class Linux distribution supported by Oracle. According to the project's web site, "Oracle starts with Red Hat Linux, removes Red Hat trademarks, and then adds Linux bug fixes." Oracle Linux is, and intends to remain, fully compatible with Red Hat Enterprise Linux.