Red Hat Product Errata RHSA-2026:18032 - Security Advisory Issued: 2026-05-18 Updated: 2026-05-18 RHSA-2026:18032 - Security Advisory Overview Updated Packages Synopsis Important: grafana security update Type/Severity Security Advisory: Important Red Hat Lightspeed patch analysis Identify and remediate systems affected by this advisory. View affected systems Topic An update for grafana is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. 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 Grafana is an open source, feature rich metrics dashboard and graph editor for Graphite, InfluxDB & OpenTSDB. Security Fix(es): golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root (CVE-2026-32282) crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages (CVE-2026-32283) 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 For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Affected Products Red Hat Enterprise Linux for x86_64 - Extended Update Support 10.0 x86_64 Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 10.0 s390x Red Hat Enterprise Linux for Power, little endian - Extended Update Support 10.0 ppc64le Red Hat Enterprise Linux for ARM 64 - Extended Update Support 10.0 aarch64 Red Hat Enterprise Linux for ARM 64 - 4 years of updates 10.0 aarch64 Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 10.0 s390x Red Hat Enterprise Linux for Power, little endian - 4 years of support 10.0 ppc64le Red Hat Enterprise Linux for x86_64 - 4 years of updates 10.0 x86_64 Fixes 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-2026-32280 CVE-2026-32282 CVE-2026-32283 References https://access.redhat.com/security/updates/classification/#important Note: More recent versions of these packages may be available. Click a package name for more details. Red Hat Enterprise Linux for x86_64 - Extended Update Support 10.0 SRPM grafana-10.2.6-24.el10_0.src.rpm SHA-256: 6e458fb1d8bc35e6fea4f5c79acd6fb29e53144151993d244e3b7bc0108413d9 x86_64 grafana-10.2.6-24.el10_0.x86_64.rpm SHA-256: 269a0aaad3e93bd9c3b268d24d0c501d6c93e80ce05c26acb17ecaaa869f8d84 grafana-debuginfo-10.2.6-24.el10_0.x86_64.rpm SHA-256: fdc96487d1d53cd33e9f201d499ae7b98b6f42991062970b6b87e7b77fb7f6d3 grafana-debugsource-10.2.6-24.el10_0.x86_64.rpm SHA-256: 4b0ccc28f59e68c955a40b10b63caff53d0002f3efd7fd916853ae94d02e57f2 grafana-selinux-10.2.6-24.el10_0.x86_64.rpm SHA-256: 9a9fb9f6743479be0bf88844a9e69132da998fed6b4f3d2a6142e36c6646495b Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 10.0 SRPM grafana-10.2.6-24.el10_0.src.rpm SHA-256: 6e458fb1d8bc35e6fea4f5c79acd6fb29e53144151993d244e3b7bc0108413d9 s390x grafana-10.2.6-24.el10_0.s390x.rpm SHA-256: f8fb86e656e753225e96648a868d3f23fa8b460d14d8aef90e91d4a1b82580e2 grafana-debuginfo-10.2.6-24.el10_0.s390x.rpm SHA-256: 93dfe375b77d4203224be7eaddeee838f276f5836fd48a05705e12c00d8e0a63 grafana-debugsource-10.2.6-24.el10_0.s390x.rpm SHA-256: 50e480889edc7f8cfecf74e0ad425d580321f5ad60c41a52d1211e33f1f5e235 grafana-selinux-10.2.6-24.el10_0.s390x.rpm SHA-256: 2e996199df72fb77571deff7bebb70a0c917c3c0de2285fd14b6488c63142f8d Red Hat Enterprise Linux for Power, little endian - Extended Update Support 10.0 SRPM grafana-10.2.6-24.el10_0.src.rpm SHA-256: 6e458fb1d8bc35e6fea4f5c79acd6fb29e53144151993d244e3b7bc0108413d9 ppc64le grafana-10.2.6-24.el10_0.ppc64le.rpm SHA-256: 52a97218815ca4fb1d6c13d685b3f71c171382f06c17e491133672e75183b03b grafana-debuginfo-10.2.6-24.el10_0.ppc64le.rpm SHA-256: 0bbbc0e1a02d26b3866f7885c56cc3b8466dd4a579bca9a68d615b7591b73072 grafana-debugsource-10.2.6-24.el10_0.ppc64le.rpm SHA-256: c17acf455e700afc9b4967e0f6064c9be118a7da85a0b8f31cf4986e1539087a grafana-selinux-10.2.6-24.el10_0.ppc64le.rpm SHA-256: affdf35a8b1237fcf02c5ef21fe8148a32cb3a3d3e180d251c94598b5d074fcd Red Hat Enterprise Linux for ARM 64 - Extended Update Support 10.0 SRPM grafana-10.2.6-24.el10_0.src.rpm SHA-256: 6e458fb1d8bc35e6fea4f5c79acd6fb29e53144151993d244e3b7bc0108413d9 aarch64 grafana-10.2.6-24.el10_0.aarch64.rpm SHA-256: f70a47593fe7a0d76c0039a147cbbaad750a2c572ed7e2cc7bf73112f50ee9e6 grafana-debuginfo-10.2.6-24.el10_0.aarch64.rpm SHA-256: 400473e94a42f540c845b2e46efaa81237e5fb43e82b13471a15267953deb992 grafana-debugsource-10.2.6-24.el10_0.aarch64.rpm SHA-256: c12074661b5d32338da5c38724fbe24150ebe748e947816313600599a34d79b7 grafana-selinux-10.2.6-24.el10_0.aarch64.rpm SHA-256: 4252785887423e737d0d81109282bb66035fc83014c27dcaf9bc14f7498e814b Red Hat Enterprise Linux for ARM 64 - 4 years of updates 10.0 SRPM grafana-10.2.6-24.el10_0.src.rpm SHA-256: 6e458fb1d8bc35e6fea4f5c79acd6fb29e53144151993d244e3b7bc0108413d9 aarch64 grafana-10.2.6-24.el10_0.aarch64.rpm SHA-256: f70a47593fe7a0d76c0039a147cbbaad750a2c572ed7e2cc7bf73112f50ee9e6 grafana-debuginfo-10.2.6-24.el10_0.aarch64.rpm SHA-256: 400473e94a42f540c845b2e46efaa81237e5fb43e82b13471a15267953deb992 grafana-debugsource-10.2.6-24.el10_0.aarch64.rpm SHA-256: c12074661b5d32338da5c38724fbe24150ebe748e947816313600599a34d79b7 grafana-selinux-10.2.6-24.el10_0.aarch64.rpm SHA-256: 4252785887423e737d0d81109282bb66035fc83014c27dcaf9bc14f7498e814b Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 10.0 SRPM grafana-10.2.6-24.el10_0.src.rpm SHA-256: 6e458fb1d8bc35e6fea4f5c79acd6fb29e53144151993d244e3b7bc0108413d9 s390x grafana-10.2.6-24.el10_0.s390x.rpm SHA-256: f8fb86e656e753225e96648a868d3f23fa8b460d14d8aef90e91d4a1b82580e2 grafana-debuginfo-10.2.6-24.el10_0.s390x.rpm SHA-256: 93dfe375b77d4203224be7eaddeee838f276f5836fd48a05705e12c00d8e0a63 grafana-debugsource-10.2.6-24.el10_0.s390x.rpm SHA-256: 50e480889edc7f8cfecf74e0ad425d580321f5ad60c41a52d1211e33f1f5e235 grafana-selinux-10.2.6-24.el10_0.s390x.rpm SHA-256: 2e996199df72fb77571deff7bebb70a0c917c3c0de2285fd14b6488c63142f8d Red Hat Enterprise Linux for Power, little endian - 4 years of support 10.0 SRPM grafana-10.2.6-24.el10_0.src.rpm SHA-256: 6e458fb1d8bc35e6fea4f5c79acd6fb29e53144151993d244e3b7bc0108413d9 ppc64le grafana-10.2.6-24.el10_0.ppc64le.rpm SHA-256: 52a97218815ca4fb1d6c13d685b3f71c171382f06c17e491133672e75183b03b grafana-debuginfo-10.2.6-24.el10_0.ppc64le.rpm SHA-256: 0bbbc0e1a02d26b3866f7885c56cc3b8466dd4a579bca9a68d615b7591b73072 grafana-debugsource-10.2.6-24.el10_0.ppc64le.rpm SHA-256: c17acf455e700afc9b4967e0f6064c9be118a7da85a0b8f31cf4986e1539087a grafana-selinux-10.2.6-24.el10_0.ppc64le.rpm SHA-256: affdf35a8b1237fcf02c5ef21fe8148a32cb3a3d3e180d251c94598b5d074fcd Red Hat Enterprise Linux for x86_64 - 4 years of updates 10.0 SRPM grafana-10.2.6-24.el10_0.src.rpm SHA-256: 6e458fb1d8bc35e6fea4f5c79acd6fb29e53144151993d244e3b7bc0108413d9 x86_64 grafana-10.2.6-24.el10_0.x86_64.rpm SHA-256: 269a0aaad3e93bd9c3b268d24d0c501d6c93e80ce05c26acb17ecaaa869f8d84 grafana-debuginfo-10.2.6-24.el10_0.x86_64.rpm SHA-256: fdc96487d1d53cd33e9f201d499ae7b98b6f42991062970b6b87e7b77fb7f6d3 grafana-debugsource-10.2.6-24.el10_0.x86_64.rpm SHA-256: 4b0ccc28f59e68c955a40b10b63caff53d0002f3efd7fd916853ae94d02e57f2 grafana-selinux-10.2.6-24.el10_0.x86_64.rpm SHA-256: 9a9fb9f6743479be0bf88844a9e69132da998fed6b4f3d2a6142e36c6646495b The Red Hat security contact is secalert@redhat.com . More contact details at https://access.redhat.com/security/team/contact/ .