Show plain JSON{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:midnightbsd:midnightbsd:*:*:*:*:*:*:*:*", "matchCriteriaId": "049DCCEC-50B8-4E70-886F-E5FC3C0E0248", "versionEndExcluding": "1.2.6", "vulnerable": true}, {"criteria": "cpe:2.3:a:midnightbsd:midnightbsd:*:*:*:*:*:*:*:*", "matchCriteriaId": "45E97C30-01B2-49EC-992D-6FED17D48BFB", "versionEndIncluding": "2020-08-19", "versionStartIncluding": "1.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*", "matchCriteriaId": "14AAC833-24C9-43C0-A81F-FA9F2CB1B1C9", "versionEndIncluding": "7.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "In MidnightBSD before 1.2.6 and 1.3 before August 2020, and FreeBSD before 7, a NULL pointer dereference was found in the Linux emulation layer that allows attackers to crash the running kernel. During binary interaction, td->td_emuldata in sys/compat/linux/linux_emul.h is not getting initialized and returns NULL from em_find()."}, {"lang": "es", "value": "En MidnightBSD versiones anteriores a 1.2.6 y versiones 1.3 anteriores a Agosto de 2020, y FreeBSD versiones anteriores a 7, se encontr\u00f3 una desreferencia del puntero NULL en la capa de emulaci\u00f3n de Linux que permite a atacantes bloquear el kernel en ejecuci\u00f3n. Durante la interacci\u00f3n binaria, td-)td_emuldata en el archivo sys/compat/linux/linux_emul.h no se inicializa y devuelve NULL desde la funci\u00f3n em_find()"}], "id": "CVE-2020-24385", "lastModified": "2024-11-21T05:14:42.980", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.9, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-09-03T15:15:11.457", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://www.midnightbsd.org/security/adv/MIDNIGHTBSD-SA-20:02.txt"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://www.midnightbsd.org/notes/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.midnightbsd.org/security/adv/MIDNIGHTBSD-SA-20:02.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://www.midnightbsd.org/notes/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}