I can't imagine they number day zero exploits all through the open source software, like a CVE number can be for GIMP, LIBREOFFICE, (Ubuntu) LINUX, FireFox etc.
ClamTK virus scanner finds each day the same viruses, I delete them, but each day they are refreshed. Some say that are harmless (to LINUX) and only windows viruses, and that ClamTK is only for...