CVE-2021-39815

{"id": "CVE-2021-39815", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2022-08-24T14:15:09.407", "references": [{"url": "https://source.android.com/security/bulletin/2022-08-01", "tags": ["Vendor Advisory"], "source": "security@android.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "The PowerVR GPU driver allows unprivileged apps to allocated pinned memory, unpin it (which makes it available to be freed), and continue using the page in GPU calls. No privileges required and this results in kernel memory corruption.Product: AndroidVersions: Android SoCAndroid ID: A-232440670"}, {"lang": "es", "value": "El controlador de la GPU PowerVR permite a aplicaciones no privilegiadas asignar memoria anclada, desanclarla (lo que hace que est\u00e9 disponible para ser liberada) y continuar usando la p\u00e1gina en las llamadas de la GPU. No son requeridos privilegios y esto resulta en una corrupci\u00f3n de la memoria del kernel. Producto: Android, Versiones: Android SoC, ID de Android: A-232440670"}], "lastModified": "2022-08-29T01:03:24.013", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:google:android:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F8B9FEC8-73B6-43B8-B24E-1F7C20D91D26"}], "operator": "OR"}]}], "sourceIdentifier": "security@android.com"}