CVE-2021-30845

{"containers": {"cna": {"affected": [{"product": "macOS", "vendor": "Apple", "versions": [{"lessThan": "11.6", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.6. A local user may be able to read kernel memory."}], "problemTypes": [{"descriptions": [{"description": "A local user may be able to read kernel memory", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-10-19T13:11:48.000Z", "orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/en-us/HT212804"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "product-security@apple.com", "ID": "CVE-2021-30845", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "macOS", "version": {"version_data": [{"version_affected": "<", "version_value": "11.6"}]}}]}, "vendor_name": "Apple"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.6. A local user may be able to read kernel memory."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "A local user may be able to read kernel memory"}]}]}, "references": {"reference_data": [{"name": "https://support.apple.com/en-us/HT212804", "refsource": "MISC", "url": "https://support.apple.com/en-us/HT212804"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T22:48:12.707Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.apple.com/en-us/HT212804"}]}]}, "cveMetadata": {"assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "assignerShortName": "apple", "cveId": "CVE-2021-30845", "datePublished": "2021-10-19T13:11:48.000Z", "dateReserved": "2021-04-13T00:00:00.000Z", "dateUpdated": "2024-08-03T22:48:12.707Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "macOS", "vendor": "Apple", "versions": [{"lessThan": "11.6", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "product-security@apple.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "matchCriteriaId": "1C416CDE-C6B5-4F68-8095-A4657F64C370", "versionEndExcluding": "11.6", "versionStartIncluding": "11.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.6. A local user may be able to read kernel memory."}, {"lang": "es", "value": "Se abord\u00f3 una lectura fuera de l\u00edmites con una comprobaci\u00f3n de l\u00edmites mejorada. Este problema es corregido en macOS Big Sur versi\u00f3n 11.6. Un usuario local puede ser capaz de leer la memoria del kernel"}], "id": "CVE-2021-30845", "lastModified": "2026-06-17T03:50:59.777", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.9, "confidentialityImpact": "COMPLETE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:N/A:N", "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": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-10-19T14:15:09.570", "references": [{"source": "product-security@apple.com", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT212804"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT212804"}], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}