DoS vulnerability in bundled XStream library

Jenkins 2.333 and earlier, LTS 2.319.2 and earlier is affected by the XStream library's vulnerability https://x-stream.github.io/CVE-2021-43859.htmlCVE-2021-43859. This library is used by Jenkins to serialize and deserialize various XML files, like global and job config.xml, build.xml, and numero...