Provide references for CVE-2021-47449.
Where can I find more information about CVE-2021-47449?
References are available at: https://git.kernel.org/stable/c/61616be899975404df44c20ab902464b60882cd7, https://git.kernel.org/stable/c/4d4a223a86afe658cd878800f09458e8bb54415d.