{"schemaVersion":3,"id":"RHSA-2025:6990","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Red Hat Security Advisory: grub2 security update","dates":{"published":"2025-05-14T10:05:47.000Z","modified":"2026-07-21T10:06:26.000Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.7,"severity":"medium","version":"3.1","versionLabel":"v3.1","source":"OSV · Red hat","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","computed":true,"selection":"version-preference"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"OSV · Red hat","score":6.7,"severity":"medium","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","exploitability":2.1,"impact":9.8,"computed":true}]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"redhat","product":"grub2","name":"grub2","label":"grub2","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-common","name":"grub2-common","label":"grub2-common","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-common","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-debuginfo","name":"grub2-debuginfo","label":"grub2-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-debuginfo","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-debugsource","name":"grub2-debugsource","label":"grub2-debugsource","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-debugsource","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-efi-aa64","name":"grub2-efi-aa64","label":"grub2-efi-aa64","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-efi-aa64","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-efi-aa64-cdboot","name":"grub2-efi-aa64-cdboot","label":"grub2-efi-aa64-cdboot","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-efi-aa64-cdboot","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-efi-aa64-modules","name":"grub2-efi-aa64-modules","label":"grub2-efi-aa64-modules","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-efi-aa64-modules","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-efi-x64","name":"grub2-efi-x64","label":"grub2-efi-x64","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-efi-x64","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-efi-x64-cdboot","name":"grub2-efi-x64-cdboot","label":"grub2-efi-x64-cdboot","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-efi-x64-cdboot","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-efi-x64-modules","name":"grub2-efi-x64-modules","label":"grub2-efi-x64-modules","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-efi-x64-modules","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-emu-debuginfo","name":"grub2-emu-debuginfo","label":"grub2-emu-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-emu-debuginfo","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-pc","name":"grub2-pc","label":"grub2-pc","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-pc","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-pc-modules","name":"grub2-pc-modules","label":"grub2-pc-modules","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-pc-modules","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-ppc64le","name":"grub2-ppc64le","label":"grub2-ppc64le","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-ppc64le","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-ppc64le-modules","name":"grub2-ppc64le-modules","label":"grub2-ppc64le-modules","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-ppc64le-modules","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-tools","name":"grub2-tools","label":"grub2-tools","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-tools","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-tools-debuginfo","name":"grub2-tools-debuginfo","label":"grub2-tools-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-tools-debuginfo","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-tools-efi","name":"grub2-tools-efi","label":"grub2-tools-efi","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-tools-efi","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-tools-efi-debuginfo","name":"grub2-tools-efi-debuginfo","label":"grub2-tools-efi-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-tools-efi-debuginfo","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-tools-extra","name":"grub2-tools-extra","label":"grub2-tools-extra","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-tools-extra","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-tools-extra-debuginfo","name":"grub2-tools-extra-debuginfo","label":"grub2-tools-extra-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-tools-extra-debuginfo","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-tools-minimal","name":"grub2-tools-minimal","label":"grub2-tools-minimal","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-tools-minimal","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null},{"vendor":"redhat","product":"grub2-tools-minimal-debuginfo","name":"grub2-tools-minimal-debuginfo","label":"grub2-tools-minimal-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/grub2-tools-minimal-debuginfo","purlType":"rpm","versions":[{"text":"< 1:2.06-104.el9_6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:2.06-104.el9_6","eol":null,"hubHref":null}],"affectedCount":23,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://access.redhat.com/errata/RHSA-2025:6990","label":"access.redhat.com/errata/RHSA-2025:6990","hostname":"access.redhat.com","tags":["Advisory"]},{"url":"https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/9/html/9.6_release_notes/index","label":"docs.redhat.com/en/documentation/red_hat_enterprise_linux/9/html/9.6_release_notes/index","hostname":"docs.redhat.com","tags":["ARTICLE"]},{"url":"https://access.redhat.com/security/updates/classification/#moderate","label":"access.redhat.com/security/updates/classification/","hostname":"access.redhat.com","tags":["ARTICLE"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2337461","label":"bugzilla.redhat.com/show_bug.cgi?id=2337461","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2337481","label":"bugzilla.redhat.com/show_bug.cgi?id=2337481","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2339182","label":"bugzilla.redhat.com/show_bug.cgi?id=2339182","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2345857","label":"bugzilla.redhat.com/show_bug.cgi?id=2345857","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2345863","label":"bugzilla.redhat.com/show_bug.cgi?id=2345863","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2345865","label":"bugzilla.redhat.com/show_bug.cgi?id=2345865","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2346116","label":"bugzilla.redhat.com/show_bug.cgi?id=2346116","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2346123","label":"bugzilla.redhat.com/show_bug.cgi?id=2346123","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://issues.redhat.com/browse/RHEL-25558","label":"issues.redhat.com/browse/RHEL-25558","hostname":"issues.redhat.com","tags":["ARTICLE"]},{"url":"https://issues.redhat.com/browse/RHEL-61263","label":"issues.redhat.com/browse/RHEL-61263","hostname":"issues.redhat.com","tags":["ARTICLE"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_6990.json","label":"security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_6990.json","hostname":"security.access.redhat.com","tags":["Advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2024-45774","label":"access.redhat.com/security/cve/CVE-2024-45774","hostname":"access.redhat.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-45774","label":"www.cve.org/CVERecord?id=CVE-2024-45774","hostname":"www.cve.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-45774","label":"nvd.nist.gov/vuln/detail/CVE-2024-45774","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://lists.gnu.org/archive/html/grub-devel/2025-02/msg00024.html","label":"lists.gnu.org/archive/html/grub-devel/2025-02/msg00024.html","hostname":"lists.gnu.org","tags":["ARTICLE"]},{"url":"https://access.redhat.com/security/cve/CVE-2024-45775","label":"access.redhat.com/security/cve/CVE-2024-45775","hostname":"access.redhat.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-45775","label":"www.cve.org/CVERecord?id=CVE-2024-45775","hostname":"www.cve.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-45775","label":"nvd.nist.gov/vuln/detail/CVE-2024-45775","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2024-45776","label":"access.redhat.com/security/cve/CVE-2024-45776","hostname":"access.redhat.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-45776","label":"www.cve.org/CVERecord?id=CVE-2024-45776","hostname":"www.cve.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-45776","label":"nvd.nist.gov/vuln/detail/CVE-2024-45776","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2024-45781","label":"access.redhat.com/security/cve/CVE-2024-45781","hostname":"access.redhat.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-45781","label":"www.cve.org/CVERecord?id=CVE-2024-45781","hostname":"www.cve.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-45781","label":"nvd.nist.gov/vuln/detail/CVE-2024-45781","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2024-45783","label":"access.redhat.com/security/cve/CVE-2024-45783","hostname":"access.redhat.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-45783","label":"www.cve.org/CVERecord?id=CVE-2024-45783","hostname":"www.cve.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-45783","label":"nvd.nist.gov/vuln/detail/CVE-2024-45783","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2025-0622","label":"access.redhat.com/security/cve/CVE-2025-0622","hostname":"access.redhat.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-0622","label":"www.cve.org/CVERecord?id=CVE-2025-0622","hostname":"www.cve.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-0622","label":"nvd.nist.gov/vuln/detail/CVE-2025-0622","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2025-0677","label":"access.redhat.com/security/cve/CVE-2025-0677","hostname":"access.redhat.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-0677","label":"www.cve.org/CVERecord?id=CVE-2025-0677","hostname":"www.cve.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-0677","label":"nvd.nist.gov/vuln/detail/CVE-2025-0677","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2025-0690","label":"access.redhat.com/security/cve/CVE-2025-0690","hostname":"access.redhat.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-0690","label":"www.cve.org/CVERecord?id=CVE-2025-0690","hostname":"www.cve.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-0690","label":"nvd.nist.gov/vuln/detail/CVE-2025-0690","hostname":"nvd.nist.gov","tags":["Advisory"]}],"lineage":{"upstream":["CVE-2024-45774","CVE-2024-45775","CVE-2024-45776","CVE-2024-45781","CVE-2024-45783","CVE-2025-0622","CVE-2025-0677","CVE-2025-0690"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2025-05-14T10:05:47.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-07-21T10:06:26.000Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":27,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T13:44:30.448Z","stale":false,"partial":false}}