Provide references for CVE-2021-47555.
Where can I find more information about CVE-2021-47555?
References are available at: https://git.kernel.org/stable/c/5e44178864b38dd70b877985abd7d86fdb95f27d, https://git.kernel.org/stable/c/6e800ee43218a56acc93676bbb3d93b74779e555, https://git.kernel.org/stable/c/f7fc72a508cf115c273a7a29350069def1041890, https://git.kernel.org/stable/c/01d9cc2dea3fde3bad6d27f464eff463496e2b00.