IETF P802.1Q

• CVE-2021-27861 Medium 4.7 L2 network filtering bypass using stacked VLAN0 and LLC/SNAP headers with invalid lengths 0.7%
• CVE-2021-27854 Medium 4.7 L2 network filtering bypass using stacked VLAN0, LLC/SNAP headers, and Ethernet to Wifi frame translation 0.7%
• CVE-2021-27853 Medium 4.7 L2 network filtering can be bypassed using stacked VLAN0 and LLC/SNAP headers 0.8%