VirtualBox_IO-Fuzz Version Product : VirtualBox Build 6116, 6126 Host OS : Windows 10 x64 (190411288) Guest OS : Ubuntu 2004 (Focal Fossa) Result CVE-2021-2086 : Oracle VirtualBox I/O Request 0x177 Denial-of-Service CVE-2021-35540 : Oracle VirtualBox I/O Request 0x20, 0xa0 Denial-of-Service Reference CVE-2020-8871: PRIVILEGE ESCALATION IN PARALLELS DESKTOP VIA VGA DEVICE