This update for go1.21 fixes the following issues: * Upgrade go to version 1.21.8 * CVE-2023-45289: net/http, net/http/cookiejar: incorrect forwarding of sensitive headers and cookies on HTTP redirect * CVE-2023-45290: net/http: memory exhaustion in Request.ParseMultipartForm * CVE-2024-24783: crypto/x509: Verify panics on certificates with an unknown public key algorithm * CVE-2024-24784: net/mail: comments in display names are incorrectly handled * CVE-2024-24785: html/template: errors returned from MarshalJSON methods may break template escaping