{"affected":[{"affectedData":[{"product":"Android","vendor":"n/a","versions":[{"status":"affected","version":"Android-11"}]}],"source":"security@android.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*","matchCriteriaId":"109DD7FD-3A48-4C3D-8E1A-4433B98E1E64","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"In LLVM, there is a possible ineffective stack cookie placement due to stack frame double reservation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-139666480"},{"lang":"es","value":"En LLVM, se presenta una posible ubicación ineficaz de las cookies de pila debido a la doble reservación de la trama de pila. Esto podría conllevar a una escalada de privilegios local sin ser necesarios privilegios de ejecución adicionales. No es requerida una interacción del usuario para su explotación. Producto: Android, Versiones: Android-11, ID de Android: A-139666480"}],"id":"CVE-2020-0306","lastModified":"2026-06-17T02:45:35.173","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"LOW","accessVector":"LOCAL","authentication":"NONE","availabilityImpact":"PARTIAL","baseScore":4.6,"confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","vectorString":"AV:L/AC:L/Au:N/C:P/I:P/A:P","version":"2.0"},"exploitabilityScore":3.9,"impactScore":6.4,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"exploitabilityScore":1.8,"impactScore":5.9,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2020-09-17T21:15:14.003","references":[{"source":"security@android.com","tags":["Vendor Advisory"],"url":"https://source.android.com/security/bulletin/android-11"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://source.android.com/security/bulletin/android-11"}],"sourceIdentifier":"security@android.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"NVD-CWE-noinfo"}],"source":"nvd@nist.gov","type":"Primary"}]}