CVE-2021-20238

It was found in OpenShift Container Platform 4 that ignition config, served by the Machine Config Server, can be accessed externally from clusters without authentication. The MCS endpoint port 22623 provides ignition configuration used for bootstrapping Nodes and can include some sensitive data,...

iptables bug fix and enhancement update

The iptables utility controls the network packet filtering code in the Linux kernel. Bug Fixes and Enhancements: openshift-sdn reports failure with iptables-restore: CHAINUSERDEL failed Device or resource busy BZ1891880 Improve IP address match performance BZ1894619...