Red Hat Product Errata RHSA-2026:14391 - Security Advisory Issued: 2026-05-06 Updated: 2026-05-06 RHSA-2026:14391 - Security Advisory Overview Updated Images Synopsis Important: Red Hat build of Cryostat security update Type/Severity Security Advisory: Important Topic An update is now available for the Red Hat build of Cryostat 4 on RHEL 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. Description An update is now available for the Red Hat build of Cryostat 4 on RHEL 9. Security Fix(es): crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages (CVE-2026-32283) crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application (CVE-2026-33810) golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root (CVE-2026-32282) crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building (CVE-2026-32280) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Solution Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258 Affected Products Cryostat 4 x86_64 Fixes BZ - 2456335 - CVE-2026-33810 crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application BZ - 2456336 - CVE-2026-32282 golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root BZ - 2456338 - CVE-2026-32283 crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages BZ - 2456339 - CVE-2026-32280 crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building CVEs CVE-2025-10158 CVE-2026-1519 CVE-2026-4424 CVE-2026-4786 CVE-2026-4878 CVE-2026-5121 CVE-2026-6100 CVE-2026-22007 CVE-2026-22013 CVE-2026-22016 CVE-2026-22018 CVE-2026-22021 CVE-2026-23865 CVE-2026-27135 CVE-2026-32280 CVE-2026-32282 CVE-2026-32283 CVE-2026-33810 CVE-2026-34268 CVE-2026-34282 CVE-2026-34982 References https://access.redhat.com/security/updates/classification/#important aarch64 cryostat/cryostat-agent-init-rhel9@sha256:f0b40e2312ae2659f9d0092a98488d7c5965ab33efe759ce78778b1b8173c5d6 cryostat/cryostat-db-rhel9@sha256:231d5f0956e242c675b2f33df01d7a1fd9f44c9ee80f2b05731a60e0022e1483 cryostat/cryostat-grafana-dashboard-rhel9@sha256:2e68b360df2e9532458e97127a16e10765c3e7bbe4842d6ad48febca834af1f2 cryostat/cryostat-openshift-console-plugin-rhel9@sha256:03b2d5ec8747fa2984b4659b0d61c5dd67dd729c6957918752b8033a3e6f40ec cryostat/cryostat-operator-bundle@sha256:b2a02cd673f7dd96218aa92a11bb924eb4538060f77fb8e773d0f13f5bdec55f cryostat/cryostat-reports-rhel9@sha256:71ff61b5a765e62ef16bd633580dc9d49e8fcb46a68c3ee0e831d161b598956a cryostat/cryostat-rhel9@sha256:6daca9dff828394e3181355526276fdc6448eace218fc3c30b63b992bee5424d cryostat/cryostat-rhel9-operator@sha256:c4a8388737cd5330176421462353b4253dcbf4c7dc963b644b5d122cda3022d1 cryostat/cryostat-storage-rhel9@sha256:95c41160b310ef0c54ddab4fd77dfaf02faf62de58d15b3a90b375c76226181c cryostat/jfr-datasource-rhel9@sha256:914d1985a1944cf4c25530b67aad321e7a8d6f28cfb7793b703b69456deecf8a x86_64 cryostat/cryostat-agent-init-rhel9@sha256:f2aeac65f02f6d21b497972087a808104100b547d92ab1a5656d91b48262c97d cryostat/cryostat-db-rhel9@sha256:8c6ca482631927526d6e8d1ca455cffc379d798c7d8d323c699e7ffc5ff44c88 cryostat/cryostat-grafana-dashboard-rhel9@sha256:e0092c9adc9bf671729ec2a4682f3c53f1f12a9fdf09edf5f5c4b65172e04742 cryostat/cryostat-openshift-console-plugin-rhel9@sha256:5d356babef136df86f11f77ec595d9e9cc9a7f246eeb458e062757e273a9e803 cryostat/cryostat-operator-bundle@sha256:5479230ed1ace22b8f00141796326cae84a772b1b6f14f52a58366a9695266da cryostat/cryostat-reports-rhel9@sha256:fb4b8f8338d6f3b7458ec9643d49175333a69d15650f026a1038836668f0c076 cryostat/cryostat-rhel9@sha256:548ef61d03e7b861bed4b2f86cb826add8fcf13251d34562a4ac78302eae9d88 cryostat/cryostat-rhel9-operator@sha256:b3c9c59b462a94d181b51ee7419c5e89618da06bb70d7905f7efeeca12e57c6b cryostat/cryostat-storage-rhel9@sha256:95938fed3fcf7e786bcc418e5cc05999519336dd9b1ae26ac09b87d122244ce9 cryostat/jfr-datasource-rhel9@sha256:965a1522fc45c8aeff07508ba9291919bd007318da0511ee2ed4e4c18190ec71 The Red Hat security contact is secalert@redhat.com . More contact details at https://access.redhat.com/security/team/contact/ .