Provide references for CVE-2021-47109.
Where can I find more information about CVE-2021-47109?
References are available at: https://git.kernel.org/stable/c/d99029e6aab62aef0a0251588b2867e77e83b137, https://git.kernel.org/stable/c/d17d47da59f726dc4c87caebda3a50333d7e2fd3, https://git.kernel.org/stable/c/ddf088d7aaaaacfc836104f2e632b29b1d383cfc, https://git.kernel.org/stable/c/7a6b1ab7475fd6478eeaf5c9d1163e7a18125c8f.