ipvlan: Fix out-of-bound bugs caused by unset skb->mac_header
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.0 by commit 81225b2ea161af48e093f58e8dfee6d705b16af4, it was introduced in version v3.19 by commit 2ad7bf3638411cb547f2823df08166c13ab04269. For more details please see the references link.