The following updates has been released for CentOS:
CEEA-2018:1580 CentOS 6 microcode_ctl Enhancement UpdateKernel, Libvirt, Java, Qemu-KVM, Microcode, Megaraid Updates for CentOS
CEEA-2018:1670 CentOS 7 kmod-redhat-megaraid_sas Enhancement Update
CESA-2018:1629 Important CentOS 7 kernel Security Update
CESA-2018:1632 Important CentOS 7 libvirt Security Update
CESA-2018:1633 Important CentOS 7 qemu-kvm Security Update
CESA-2018:1647 Important CentOS 6 java-1.7.0-openjdk Security Update
CESA-2018:1648 Important CentOS 7 java-1.7.0-openjdk Security Update
CESA-2018:1649 Important CentOS 7 java-1.8.0-openjdk Security Update
CESA-2018:1650 Important CentOS 6 java-1.8.0-openjdk Security Update
CESA-2018:1651 Important CentOS 6 kernel Security Update
CESA-2018:1660 Important CentOS 6 qemu-kvm Security Update