Provide references for CVE-2021-29998.
Where can I find more information about CVE-2021-29998?
References are available at: https://support2.windriver.com/index.php?page=security-notices, https://cert-portal.siemens.com/productcert/pdf/ssa-560465.pdf, https://us-cert.cisa.gov/ics/advisories/icsa-21-194-12, https://cert-portal.siemens.com/productcert/pdf/ssa-910883.pdf.