Uncontrolled Resource Consumption vulnerability in the examples web application provided with Apache Tomcat leads to denial of service. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.1, from 10.1.0-M1 through 10.1.33, from 9.0.0.M1 through 9.9.97. Users are recommended to upgrade to version 11.0.2, 10.1.34 or 9.0.98, which fixes the issue.
https://lists.apache.org/thread/tdtbbxpg5trdwc2wnopcth9ccvdftq2n
http://www.openwall.com/lists/oss-security/2024/12/18/1