{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "A memory corruption vulnerability was found in the kernel function kern_getfsstat in MidnightBSD before 1.2.7 and 1.3 through 2020-08-19, and FreeBSD through 11.4, that allows an attacker to trigger an invalid free and crash the system via a crafted size value in conjunction with an invalid mode."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-09-03T14:34:32", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.midnightbsd.org/notes/"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/MidnightBSD/src/blob/1691c07ff4f27b97220a5d65e217341e477f4014/sys/kern/vfs_syscalls.c"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://www.midnightbsd.org/security/adv/MIDNIGHTBSD-SA-20:01.txt"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://www.freebsd.org/security/advisories/FreeBSD-EN-20:18.getfsstat.asc"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2020-24863", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A memory corruption vulnerability was found in the kernel function kern_getfsstat in MidnightBSD before 1.2.7 and 1.3 through 2020-08-19, and FreeBSD through 11.4, that allows an attacker to trigger an invalid free and crash the system via a crafted size value in conjunction with an invalid mode."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://www.midnightbsd.org/notes/", "refsource": "MISC", "url": "https://www.midnightbsd.org/notes/"}, {"name": "https://github.com/MidnightBSD/src/blob/1691c07ff4f27b97220a5d65e217341e477f4014/sys/kern/vfs_syscalls.c", "refsource": "MISC", "url": "https://github.com/MidnightBSD/src/blob/1691c07ff4f27b97220a5d65e217341e477f4014/sys/kern/vfs_syscalls.c"}, {"name": "http://www.midnightbsd.org/security/adv/MIDNIGHTBSD-SA-20:01.txt", "refsource": "CONFIRM", "url": "http://www.midnightbsd.org/security/adv/MIDNIGHTBSD-SA-20:01.txt"}, {"name": "https://www.freebsd.org/security/advisories/FreeBSD-EN-20:18.getfsstat.asc", "refsource": "CONFIRM", "url": "https://www.freebsd.org/security/advisories/FreeBSD-EN-20:18.getfsstat.asc"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T15:19:09.428Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.midnightbsd.org/notes/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/MidnightBSD/src/blob/1691c07ff4f27b97220a5d65e217341e477f4014/sys/kern/vfs_syscalls.c"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://www.midnightbsd.org/security/adv/MIDNIGHTBSD-SA-20:01.txt"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.freebsd.org/security/advisories/FreeBSD-EN-20:18.getfsstat.asc"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2020-24863", "datePublished": "2020-09-03T14:34:32", "dateReserved": "2020-08-28T00:00:00", "dateUpdated": "2024-08-04T15:19:09.428Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:midnightbsd:midnightbsd:*:*:*:*:*:*:*:*", "matchCriteriaId": "360E6FE9-63B9-43CB-B559-B5D21661B6C8", "versionEndExcluding": "1.2.7", "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": "DA28C915-6E92-4F28-9F28-AAF9E5A208C0", "versionEndIncluding": "11.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "A memory corruption vulnerability was found in the kernel function kern_getfsstat in MidnightBSD before 1.2.7 and 1.3 through 2020-08-19, and FreeBSD through 11.4, that allows an attacker to trigger an invalid free and crash the system via a crafted size value in conjunction with an invalid mode."}, {"lang": "es", "value": "Se encontr\u00f3 una vulnerabilidad de corrupci\u00f3n de memoria en la funci\u00f3n del kernel kern_getfsstat en MidnightBSD versiones anteriores a 1.2.7 y versiones 1.3 hasta el19-08-2020, y FreeBSD versiones hasta 11.4, que permite a un atacante desencadenar una liberaci\u00f3n no v\u00e1lida y bloquear el sistema por medio de un valor de tama\u00f1o dise\u00f1ado en conjunto con un modo no v\u00e1lido"}], "id": "CVE-2020-24863", "lastModified": "2024-11-21T05:16:08.933", "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": "2020-09-03T15:15:11.520", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Vendor Advisory"], "url": "http://www.midnightbsd.org/security/adv/MIDNIGHTBSD-SA-20:01.txt"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/MidnightBSD/src/blob/1691c07ff4f27b97220a5d65e217341e477f4014/sys/kern/vfs_syscalls.c"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.freebsd.org/security/advisories/FreeBSD-EN-20:18.getfsstat.asc"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://www.midnightbsd.org/notes/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Vendor Advisory"], "url": "http://www.midnightbsd.org/security/adv/MIDNIGHTBSD-SA-20:01.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/MidnightBSD/src/blob/1691c07ff4f27b97220a5d65e217341e477f4014/sys/kern/vfs_syscalls.c"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.freebsd.org/security/advisories/FreeBSD-EN-20:18.getfsstat.asc"}, {"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-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}