app-emulation/
hercules

Hercules System/370, ESA/390 and zArchitecture Mainframe Emulator

http://www.hercules-390.eu/

There are no open security bugs.

You think something is missing here?
Start with filling a new security bug.

Please file new vulnerability reports on Gentoo Bugzilla and assign them to the Gentoo Security product and Vulnerabilities component.