The following updates has been released for Oracle Linux:
ELBA-2018-4247 Oracle Linux 6 rhn-client-tools bug fix updateKernel, OpenSSL, Spamassassin, RHN-Client-Tools Updates for Oracle Linux
ELSA-2018-2916 Important: Oracle Linux 7 spamassassin security update (aarch64)
ELSA-2018-4246 Important: Oracle Linux 5 Extended Lifecycle Support (ELS) Unbreakable Enterprise kernel security update
ELSA-2018-4248 Important: Oracle Linux 6 openssl security update
ELSA-2018-4249 Important: Oracle Linux 7 openssl security update
ELSA-2018-4250 Important: Oracle Linux 6 Unbreakable Enterprise kernel security update