Provide references for CVE-2021-30638.
Where can I find more information about CVE-2021-30638?
References are available at: https://lists.apache.org/thread.html/r37dab61fc7f7088d4311e7f995ef4117d58d86a675f0256caa6991eb%40%3Cusers.tapestry.apache.org%3E, http://www.openwall.com/lists/oss-security/2021/04/27/3, https://www.zerodayinitiative.com/advisories/ZDI-21-491/, https://security.netapp.com/advisory/ntap-20210528-0004/.