{"id":"RHSA-2025:4497","summary":"Red Hat Security Advisory: kpatch-patch-5_14_0-427_13_1, kpatch-patch-5_14_0-427_31_1, kpatch-patch-5_14_0-427_44_1, and kpatch-patch-5_14_0-427_55_1 security update","modified":"2026-03-18T11:04:02Z","published":"2025-05-06T10:04:03Z","upstream":["CVE-2025-21927"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:4497"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#important"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2356593"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_4497.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-21927"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2025-21927"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-21927"},{"type":"ARTICLE","url":"https://lore.kernel.org/linux-cve-announce/2025040133-CVE-2025-21927-36d6@gregkh/T"}],"affected":[{"package":{"name":"kpatch-patch-5_14_0-427_13_1","ecosystem":"Red Hat:rhel_eus:9.4::baseos","purl":"pkg:rpm/redhat/kpatch-patch-5_14_0-427_13_1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1-8.el9_4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:4497.json"}},{"package":{"name":"kpatch-patch-5_14_0-427_13_1-debuginfo","ecosystem":"Red Hat:rhel_eus:9.4::baseos","purl":"pkg:rpm/redhat/kpatch-patch-5_14_0-427_13_1-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1-8.el9_4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:4497.json"}},{"package":{"name":"kpatch-patch-5_14_0-427_13_1-debugsource","ecosystem":"Red Hat:rhel_eus:9.4::baseos","purl":"pkg:rpm/redhat/kpatch-patch-5_14_0-427_13_1-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1-8.el9_4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:4497.json"}},{"package":{"name":"kpatch-patch-5_14_0-427_31_1","ecosystem":"Red Hat:rhel_eus:9.4::baseos","purl":"pkg:rpm/redhat/kpatch-patch-5_14_0-427_31_1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1-6.el9_4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:4497.json"}},{"package":{"name":"kpatch-patch-5_14_0-427_31_1-debuginfo","ecosystem":"Red Hat:rhel_eus:9.4::baseos","purl":"pkg:rpm/redhat/kpatch-patch-5_14_0-427_31_1-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1-6.el9_4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:4497.json"}},{"package":{"name":"kpatch-patch-5_14_0-427_31_1-debugsource","ecosystem":"Red Hat:rhel_eus:9.4::baseos","purl":"pkg:rpm/redhat/kpatch-patch-5_14_0-427_31_1-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1-6.el9_4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:4497.json"}},{"package":{"name":"kpatch-patch-5_14_0-427_44_1","ecosystem":"Red Hat:rhel_eus:9.4::baseos","purl":"pkg:rpm/redhat/kpatch-patch-5_14_0-427_44_1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1-4.el9_4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:4497.json"}},{"package":{"name":"kpatch-patch-5_14_0-427_44_1-debuginfo","ecosystem":"Red Hat:rhel_eus:9.4::baseos","purl":"pkg:rpm/redhat/kpatch-patch-5_14_0-427_44_1-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1-4.el9_4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:4497.json"}},{"package":{"name":"kpatch-patch-5_14_0-427_44_1-debugsource","ecosystem":"Red Hat:rhel_eus:9.4::baseos","purl":"pkg:rpm/redhat/kpatch-patch-5_14_0-427_44_1-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1-4.el9_4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:4497.json"}},{"package":{"name":"kpatch-patch-5_14_0-427_55_1","ecosystem":"Red Hat:rhel_eus:9.4::baseos","purl":"pkg:rpm/redhat/kpatch-patch-5_14_0-427_55_1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1-2.el9_4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:4497.json"}},{"package":{"name":"kpatch-patch-5_14_0-427_55_1-debuginfo","ecosystem":"Red Hat:rhel_eus:9.4::baseos","purl":"pkg:rpm/redhat/kpatch-patch-5_14_0-427_55_1-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1-2.el9_4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:4497.json"}},{"package":{"name":"kpatch-patch-5_14_0-427_55_1-debugsource","ecosystem":"Red Hat:rhel_eus:9.4::baseos","purl":"pkg:rpm/redhat/kpatch-patch-5_14_0-427_55_1-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1-2.el9_4"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2025:4497.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}