Provide references for CVE-2021-38209.
Where can I find more information about CVE-2021-38209?
References are available at: https://github.com/torvalds/linux/commit/2671fa4dc0109d3fb581bc3078fdf17b5d9080f6, https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.2.