Updated kernel packages are available for Oracle Linux 5, 6, and 7:
ELSA-2017-3621 Important: Oracle Linux 6 Unbreakable Enterprise kernel security updateKernel Updates for Oracle Linux 5-7
ELSA-2017-3621 Important: Oracle Linux 7 Unbreakable Enterprise kernel security update
ELSA-2017-3622 Important: Oracle Linux 5 Unbreakable Enterprise kernel security update
ELSA-2017-3622 Important: Oracle Linux 6 Unbreakable Enterprise kernel security update