Provide references for CVE-2021-26559.
Where can I find more information about CVE-2021-26559?
References are available at: https://lists.apache.org/thread.html/r3b3787700279ec361308cbefb7c2cce2acb26891a12ce864e4a13c8d%40%3Cusers.airflow.apache.org%3E, http://www.openwall.com/lists/oss-security/2021/02/17/1, https://lists.apache.org/thread.html/rd142565996d7ee847b9c14b8a9921dcf80bc6bc160e3d9dca6dfc2f8%40%3Cannounce.apache.org%3E.