Provide references for CVE-2021-47087.
Where can I find more information about CVE-2021-47087?
References are available at: https://git.kernel.org/stable/c/806142c805cacd098e61bdc0f72c778a2389fe4a, https://git.kernel.org/stable/c/ad338d825e3f7b96ee542bf313728af2d19fe9ad, https://git.kernel.org/stable/c/91e94e42f6fc49635f1a16d8ae3f79552bcfda29, https://git.kernel.org/stable/c/18549bf4b21c739a9def39f27dcac53e27286ab5.