Ieee 802.2 vulnerabilities

• ieee 802.2, ietf draft-ietf-v6ops-ra-guard-08, p802.1q +2 more L2 network filtering bypass using stacked VLAN0 and LLC/SNAP headers with an invalid length during Ethernet to Wifi frame translation CVE-2021-27862 4.7 MediumSeptember 27, 2022
• ieee 802.2, ietf draft-ietf-v6ops-ra-guard, p802.1q +2 more L2 network filtering bypass using stacked VLAN0 and LLC/SNAP headers with invalid lengths CVE-2021-27861 4.7 MediumSeptember 27, 2022
• ieee 802.2, ietf draft-ietf-v6ops-ra-guard, p802.1q +2 more L2 network filtering bypass using stacked VLAN0, LLC/SNAP headers, and Ethernet to Wifi frame translation CVE-2021-27854 4.7 MediumSeptember 27, 2022
• cisco catalyst 6503-e firmware, catalyst 6504-e firmware, catalyst 6506-e firmware +94 more +96 more L2 network filtering can be bypassed using stacked VLAN0 and LLC/SNAP headers CVE-2021-27853 4.7 MediumSeptember 27, 2022