CVE-2024-2312

{"id": "CVE-2024-2312", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security@ubuntu.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.7, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.8}]}, "published": "2024-04-05T20:15:09.020", "references": [{"url": "https://bugs.launchpad.net/ubuntu/+source/grub2-unsigned/+bug/2054127", "source": "security@ubuntu.com"}, {"url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-2312", "source": "security@ubuntu.com"}, {"url": "https://security.netapp.com/advisory/ntap-20240426-0003/", "source": "security@ubuntu.com"}, {"url": "https://bugs.launchpad.net/ubuntu/+source/grub2-unsigned/+bug/2054127", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-2312", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.netapp.com/advisory/ntap-20240426-0003/", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "GRUB2 does not call the module fini functions on exit, leading to Debian/Ubuntu's peimage GRUB2 module leaving UEFI system table hooks after exit. This lead to a use-after-free condition, and could possibly lead to secure boot bypass."}, {"lang": "es", "value": "GRUB2 no llama a las funciones fini del m\u00f3dulo al salir, lo que hace que el m\u00f3dulo peimage GRUB2 de Debian/Ubuntu deje los ganchos de la tabla del sistema UEFI despu\u00e9s de la salida. Esto conduce a una condici\u00f3n de use-after-free y posiblemente podr\u00eda conducir a una omisi\u00f3n de arranque segura."}], "lastModified": "2024-11-21T09:09:29.133", "sourceIdentifier": "security@ubuntu.com"}