Provide references for CVE-2021-47219.
Where can I find more information about CVE-2021-47219?
References are available at: https://git.kernel.org/stable/c/8440377e1a5644779b4c8d013aa2a917f5fc83c3, https://git.kernel.org/stable/c/66523553fa62c7878fc5441dc4e82be71934eb77, https://git.kernel.org/stable/c/f347c26836c270199de1599c3cd466bb7747caa9.