(RHSA-2020:1445) Important: Red Hat AMQ Broker 7.4.3 release and security update

AMQ Broker is a high-performance messaging implementation based on ActiveMQ Artemis. It uses an asynchronous journal for fast message persistence, and supports multiple languages, protocols, and platforms.

This release of Red Hat AMQ Broker 7.4.3 serves as a replacement for Red Hat AMQ Broker 7.4.2, and includes security and bug fixes, and enhancements. For further information, refer to the release notes linked to in the References section.

Security Fix(es):

• jetty: HTTP/2: large amount of data requests leads to denial of service (CVE-2019-9511)

• jetty: HTTP/2: flood using PING frames results in unbounded memory growth (CVE-2019-9512)

• jetty: HTTP/2: flood using HEADERS frames results in unbounded memory growth (CVE-2019-9514)

• jetty: HTTP/2: flood using SETTINGS frames results in unbounded memory growth (CVE-2019-9515)

• jetty: HTTP/2: 0-length headers lead to denial of service (CVE-2019-9516)

• jetty: HTTP/2: request for large response leads to denial of service (CVE-2019-9517)

• jetty: HTTP/2: flood using empty frames results in excessive resource consumption (CVE-2019-9518)

• netty: HTTP request smuggling by mishandled whitespace before the colon in HTTP headers (CVE-2019-16869)

• netty: HTTP request smuggling (CVE-2019-20444)

• netty: HttpObjectDecoder.java allows Content-Length header to accompanied by second Content-Length header (CVE-2019-20445)

• netty: HTTP Request Smuggling due to Transfer-Encoding whitespace mishandling (CVE-2020-7238)

• mqtt-client: activemq: Corrupt MQTT frame can cause broker shutdown (CVE-2019-0222)

• jetty: using specially formatted URL against DefaultServlet or ResourceHandler leads to XSS conditions (CVE-2019-10241)

• jetty: error path information disclosure (CVE-2019-10247)

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.