{"affected":[{"defaultStatus":"unaffected","ecosystem":"https://ftp.gnu.org/gnu/grub/","packageName":"grub2","product":"","source":"CNA: redhat","vendor":"","versions":[{"lessThanOrEqual":"2.12","status":"affected","version":"0","versionType":"semver"}]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"grub2","product":"Red Hat Enterprise Linux 9","source":"CNA: redhat","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"1:2.06-104.el9_6","versionType":"rpm"}]},{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"grub2","product":"Red Hat Enterprise Linux 10","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unknown","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"grub2","product":"Red Hat Enterprise Linux 7","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unknown","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"grub2","product":"Red Hat Enterprise Linux 8","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"openshift/ose-rhel-coreos-9","product":"Red Hat OpenShift Container Platform 4","source":"CNA: redhat","vendor":"Red Hat","versions":[]}],"cveId":"CVE-2024-45783","cwes":["CWE-911"],"description":"A flaw was found in grub2. When failing to mount an HFS+ grub, the hfsplus filesystem driver doesn't properly set an ERRNO value. This issue may lead to a NULL pointer access.","epss":{"date":"2026-11-04","percentile":0.2024,"score":0.00277},"exploits":[],"kev":null,"metrics":[{"score":4.4,"severity":"medium","source":"CNA: redhat","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}],"modifiedAt":1793883081093,"publishedAt":1739906767767,"references":[{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:6990"},{"source":"CNA: redhat","tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2024-45783"},{"source":"CNA: redhat","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2345863"}],"remediation":[{"kind":"workaround","source":"CNA: redhat","text":"Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}],"revision":"843c8bf09b0502aa05e641f9aea210ebcc97dc1a0c257e2219ca35c3aa0325dc","sources":[{"modifiedAt":1793883081093,"name":"CNA: redhat","retrievedAt":1793884157124,"url":"https://www.cve.org/CVERecord?id=CVE-2024-45783"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793884199944,"url":"https://api.first.org/data/v1/epss?cve=CVE-2024-45783"}],"ssvc":{"assessedAt":1739976147841,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"Grub2: fs/hfs+: refcount can be decremented twice","updatedAt":1793884199944}