{ "id": "CVE-2021-3600", "sourceIdentifier": "security@ubuntu.com", "published": "2024-01-08T19:15:08.470", "lastModified": "2024-11-21T06:21:56.787", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "It was discovered that the eBPF implementation in the Linux kernel did not properly track bounds information for 32 bit registers when performing div and mod operations. A local attacker could use this to possibly execute arbitrary code." }, { "lang": "es", "value": "Se descubri\u00f3 que la implementaci\u00f3n de eBPF en el kernel de Linux no rastreaba adecuadamente la informaci\u00f3n de l\u00edmites para registros de 32 bits al realizar operaciones div y mod. Un atacante local podr\u00eda usar esto para posiblemente ejecutar c\u00f3digo arbitrario." } ], "metrics": { "cvssMetricV31": [ { "source": "security@ubuntu.com", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" }, "exploitabilityScore": 1.1, "impactScore": 6.0 }, { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" }, "exploitabilityScore": 1.8, "impactScore": 5.9 }, { "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" }, "exploitabilityScore": 1.8, "impactScore": 5.9 } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-125" }, { "lang": "en", "value": "CWE-787" } ] }, { "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-125" }, { "lang": "en", "value": "CWE-787" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": 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"tags": [ "Product" ] }, { "url": "https://git.kernel.org/linus/e88b2c6e5a4d9ce30d75391e4d950da74bb2bd90", "source": "security@ubuntu.com", "tags": [ "Mailing List", "Patch", "Vendor Advisory" ] }, { "url": "https://ubuntu.com/security/notices/USN-5003-1", "source": "security@ubuntu.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3600", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Product" ] }, { "url": "https://git.kernel.org/linus/e88b2c6e5a4d9ce30d75391e4d950da74bb2bd90", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Patch", "Vendor Advisory" ] }, { "url": "https://ubuntu.com/security/notices/USN-5003-1", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] } ] }