CVE-2020-9967

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This issue is fixed in macOS Big Sur 11.0.1, tvOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.0, iOS 14.0 and iPadOS 14.0. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory."}], "problemTypes": [{"descriptions": [{"description": "A remote attacker may be able to cause unexpected system termination or corrupt kernel memory", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-07-14T16:06:13.000Z", "orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/en-us/HT211843"}, {"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/en-us/HT211850"}, {"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/en-us/HT211844"}, {"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/en-us/HT211931"}, {"tags": ["x_refsource_MISC"], "url": "https://support.apple.com/en-us/HT212011"}, {"tags": ["x_refsource_MISC"], "url": "http://packetstormsecurity.com/files/163501/XNU-Network-Stack-Kernel-Heap-Overflow.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "product-security@apple.com", "ID": "CVE-2020-9967", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "tvOS", "version": {"version_data": [{"version_affected": "<", "version_value": "14.0"}]}}, {"product_name": "watchOS", "version": {"version_data": [{"version_affected": "<", "version_value": "7.0"}]}}, {"product_name": "iOS and iPadOS", "version": {"version_data": [{"version_affected": "<", "version_value": "14.0"}]}}, {"product_name": "macOS", "version": {"version_data": [{"version_affected": "<", "version_value": "11.0"}]}}, {"product_name": "macOS", "version": {"version_data": [{"version_affected": "<", "version_value": "11.1"}]}}]}, "vendor_name": "Apple"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Multiple memory corruption issues were addressed with improved input validation. 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A remote attacker may be able to cause unexpected system termination or corrupt kernel memory."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "A remote attacker may be able to cause unexpected system termination or corrupt kernel memory"}]}]}, "references": {"reference_data": [{"name": "https://support.apple.com/en-us/HT211843", "refsource": "MISC", "url": "https://support.apple.com/en-us/HT211843"}, {"name": "https://support.apple.com/en-us/HT211850", "refsource": "MISC", "url": "https://support.apple.com/en-us/HT211850"}, {"name": "https://support.apple.com/en-us/HT211844", "refsource": "MISC", "url": "https://support.apple.com/en-us/HT211844"}, {"name": "https://support.apple.com/en-us/HT211931", "refsource": "MISC", "url": "https://support.apple.com/en-us/HT211931"}, {"name": "https://support.apple.com/en-us/HT212011", "refsource": "MISC", "url": "https://support.apple.com/en-us/HT212011"}, {"name": "http://packetstormsecurity.com/files/163501/XNU-Network-Stack-Kernel-Heap-Overflow.html", "refsource": "MISC", "url": "http://packetstormsecurity.com/files/163501/XNU-Network-Stack-Kernel-Heap-Overflow.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T10:50:57.280Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.apple.com/en-us/HT211843"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.apple.com/en-us/HT211850"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.apple.com/en-us/HT211844"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.apple.com/en-us/HT211931"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.apple.com/en-us/HT212011"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://packetstormsecurity.com/files/163501/XNU-Network-Stack-Kernel-Heap-Overflow.html"}]}]}, "cveMetadata": {"assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "assignerShortName": "apple", "cveId": "CVE-2020-9967", "datePublished": "2021-04-02T17:22:12.000Z", "dateReserved": "2020-03-02T00:00:00.000Z", "dateUpdated": "2024-08-04T10:50:57.280Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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This issue is fixed in macOS Big Sur 11.0.1, tvOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.0, iOS 14.0 and iPadOS 14.0. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory."}, {"lang": "es", "value": "Se abordaron m\u00faltiples problemas de corrupci\u00f3n de la memoria con una comprobaci\u00f3n de la entrada mejorada.&#xa0;Este problema es corregido en macOS Big Sur versi\u00f3n 11.0.1, tvOS versi\u00f3n 14.0, macOS Big Sur versi\u00f3n 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.0, iOS versi\u00f3n 14.0 y iPadOS versi\u00f3n 14.0.&#xa0;Un atacante remoto puede ser capaz de causar la finalizaci\u00f3n inesperada del sistema o corromper la memoria del kernel."}], "id": "CVE-2020-9967", "lastModified": "2026-06-17T03:28:53.630", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 9.3, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-04-02T18:15:18.637", "references": [{"source": "product-security@apple.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/163501/XNU-Network-Stack-Kernel-Heap-Overflow.html"}, {"source": "product-security@apple.com", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT211843"}, {"source": "product-security@apple.com", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT211844"}, {"source": "product-security@apple.com", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT211850"}, {"source": "product-security@apple.com", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT211931"}, {"source": "product-security@apple.com", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT212011"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/163501/XNU-Network-Stack-Kernel-Heap-Overflow.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT211843"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT211844"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT211850"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT211931"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/en-us/HT212011"}], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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