Red Hat Single Sign-On 7.4 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications.
This release of Red Hat Single Sign-On 7.4.2 security update on RHEL 7 serves as a replacement for Red Hat Single Sign-On 7.4.1, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.
keycloak: DoS by sending multiple simultaneous requests with a Content-Length header value greater than actual byte count of request body (CVE-2020-10758)
keycloak: security headers missing on REST endpoints (CVE-2020-1728)
For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.