{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2022-46891", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2023-01-17T00:00:00", "dateReserved": "2022-12-09T00:00:00", "datePublished": "2023-01-17T00:00:00"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2023-01-17T00:00:00"}, "descriptions": [{"lang": "en", "value": "An issue was discovered in the Arm Mali GPU Kernel Driver. There is a use-after-free. A non-privileged user can make improper GPU processing operations to gain access to already freed memory. This affects Midgard r13p0 through r32p0, Bifrost r1p0 through r40p0, and Valhall r19p0 through r40p0."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:arm:bifrost_gpu_kernel_driver:*:*:*:*:*:*:*:*", "matchCriteriaId": "48F069A5-6E3A-4E30-A69A-CCA50D66E8B0", "versionEndIncluding": "r40p0", "versionStartIncluding": "r1p0", "vulnerable": true}, {"criteria": "cpe:2.3:a:arm:midgard_gpu_kernel_driver:*:*:*:*:*:*:*:*", "matchCriteriaId": "48B2F411-CC76-4D35-98DB-1CC997C36F84", "versionEndIncluding": "r32p0", "versionStartIncluding": "r13p0", "vulnerable": true}, {"criteria": "cpe:2.3:a:arm:valhall_gpu_kernel_driver:*:*:*:*:*:*:*:*", "matchCriteriaId": "E6BB9E6B-1620-486F-98C5-397292AA1EB4", "versionEndIncluding": "r40p0", "versionStartIncluding": "r19p0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in the Arm Mali GPU Kernel Driver. There is a use-after-free. A non-privileged user can make improper GPU processing operations to gain access to already freed memory. This affects Midgard r13p0 through r32p0, Bifrost r1p0 through r40p0, and Valhall r19p0 through r40p0."}, {"lang": "es", "value": "Se descubri\u00f3 un problema en el controlador del kernel de GPU Arm Mali. Hay un use-after-free. Un usuario sin privilegios puede realizar operaciones de procesamiento de GPU incorrectas para obtener acceso a la memoria ya liberada. Esto afecta a Midgard r13p0 a r32p0, Bifrost r1p0 a r40p0 y Valhall r19p0 a r40p0."}], "id": "CVE-2022-46891", "lastModified": "2023-12-14T20:03:01.073", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-01-17T08:15:10.453", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}