icedtea-web is vulnerable to remote code execution. It is due to unsigned code injection in a signed JAR file.
lists.opensuse.org/opensuse-security-announce/2019-08/msg00045.html
packetstormsecurity.com/files/154748/IcedTeaWeb-Validation-Bypass-Directory-Traversal-Code-Execution.html
access.redhat.com/errata/RHSA-2019:2003
access.redhat.com/errata/RHSA-2019:2004
access.redhat.com/security/cve/CVE-2019-10181
access.redhat.com/security/updates/classification/#important
bugzilla.redhat.com/show_bug.cgi?id=1725928
bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10181
github.com/AdoptOpenJDK/IcedTea-Web/issues/327
github.com/AdoptOpenJDK/IcedTea-Web/pull/344
lists.debian.org/debian-lts-announce/2019/09/msg00008.html
seclists.org/bugtraq/2019/Oct/5
security.gentoo.org/glsa/202107-51