Provide references for CVE-2021-33580.
Where can I find more information about CVE-2021-33580?
References are available at: https://lists.apache.org/thread.html/r9d967d80af941717573e531db2c7353a90bfd0886e9b5d5d79f75506%40%3Cuser.roller.apache.org%3E, http://www.openwall.com/lists/oss-security/2021/08/18/1.