Provide references for CVE-2021-4274.
Where can I find more information about CVE-2021-4274?
References are available at: https://github.com/sileht/bird-lg/pull/82, https://github.com/sileht/bird-lg/commit/ef6b32c527478fefe7a4436e10b96ee28ed5b308, https://vuldb.com/?id.216479.