Provide references for CVE-2021-3489.
Where can I find more information about CVE-2021-3489?
References are available at: https://www.openwall.com/lists/oss-security/2021/05/11/10, https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git/commit/?id=4b81ccebaeee885ab1aa1438133f2991e3a2b6ea, https://www.zerodayinitiative.com/advisories/ZDI-21-590/, https://ubuntu.com/security/notices/USN-4950-1, https://ubuntu.com/security/notices/USN-4949-1, https://security.netapp.com/advisory/ntap-20210716-0004/.