(RHSA-2021:4677) Moderate: Red Hat JBoss Enterprise Application Platform 7.4.2 security update on RHEL 8

Red Hat JBoss Enterprise Application Platform 7 is a platform for Java applications based on the WildFly application runtime.

This release of Red Hat JBoss Enterprise Application Platform 7.4.2 serves as a replacement for Red Hat JBoss Enterprise Application Platform 7.4.1, and includes bug fixes and enhancements. See the Red Hat JBoss Enterprise Application Platform 7.4.2 Release Notes for information about the most significant bug fixes and enhancements included in this release.

Security Fix(es):

• undertow: potential security issue in flow control over HTTP/2 may lead to DOS (CVE-2021-3629)

• wildfly: incorrect JBOSS_LOCAL_USER challenge location may lead to giving access to all the local users (CVE-2021-3717)

• mina-sshd-core: Memory leak denial of service in Apache Mina SSHD Server (CVE-2021-30129)

• jsoup: Crafted input may cause the jsoup HTML and XML parser to get stuck (CVE-2021-37714)

• resteasy: Error message exposes endpoint class information (CVE-2021-20289)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.