{"id":"RHSA-2026:54420","summary":"Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update","modified":"2026-08-24T10:17:57Z","published":"2026-08-20T10:19:23Z","upstream":["CVE-2026-72815","CVE-2026-72816","CVE-2026-72817"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:54420"},{"type":"ARTICLE","url":"https://images.redhat.com/"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-72816"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-72817"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-72815"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_54420.json"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2515988"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-72815"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72815"},{"type":"ARTICLE","url":"https://github.com/go-chi/chi/security/advisories/GHSA-3fxj-6jh8-hvhx"},{"type":"ARTICLE","url":"https://www.vulncheck.com/advisories/go-chi-chi-ip-spoofing-via-x-forwarded-for-header"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2515985"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-72816"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72816"},{"type":"ARTICLE","url":"https://github.com/go-chi/chi/security/advisories/GHSA-rjr7-jggh-pgcp"},{"type":"ARTICLE","url":"https://www.vulncheck.com/advisories/go-chi-chi-before-ip-spoofing-via-realip-middleware"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2516008"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-72817"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72817"},{"type":"ARTICLE","url":"https://github.com/go-chi/chi/security/advisories/GHSA-9g5q-2w5x-hmxf"},{"type":"ARTICLE","url":"https://www.vulncheck.com/advisories/go-chi-chi-before-ip-spoofing-via-x-forwarded-for"}],"affected":[{"package":{"name":"cosign","ecosystem":"Red Hat:hummingbird:1","purl":"pkg:rpm/redhat/cosign"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.1.3-0.1.hum1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:54420.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"}]}