RHSA-2020:2530 — Security Advisory
Red Hat Security Advisory: tomcat security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · June 11, 2020
Updated · October 2, 2026
Topic
An update for tomcat is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.
Security Fix(es):
- tomcat: deserialization flaw in session persistence storage leading to RCE (CVE-2020-9484)
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.