{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"cveId": "CVE-2023-4211", "assignerOrgId": "56a131ea-b967-4a0d-a41e-5f3549952846", "state": "PUBLISHED", "assignerShortName": "Arm", "dateReserved": "2023-08-07T15:24:51.156Z", "datePublished": "2023-10-01T17:00:27.113Z", "dateUpdated": "2023-10-04T16:35:12.961Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Midgard GPU Kernel Driver", "vendor": "Arm Ltd", "versions": [{"lessThanOrEqual": "r32p0", "status": "affected", "version": "r12p0", "versionType": "patch"}]}, {"defaultStatus": "unaffected", "product": "Bifrost GPU Kernel Driver", "vendor": "Arm Ltd", "versions": [{"lessThanOrEqual": "r42p0", "status": "affected", "version": "r0p0", "versionType": "patch"}]}, {"defaultStatus": "unaffected", "product": "Valhall GPU Kernel Driver", "vendor": "Arm Ltd", "versions": [{"lessThanOrEqual": "r42p0", "status": "affected", "version": "r19p0", "versionType": "patch"}]}, {"defaultStatus": "unaffected", "product": "Arm 5th Gen GPU Architecture Kernel Driver", "vendor": "Arm Ltd", "versions": [{"lessThanOrEqual": "r42p0", "status": "affected", "version": "r41p0", "versionType": "patch"}]}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Maddie Stone, Google Threat Analysis Group "}, {"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Jann Horn, Google Project Zero"}], "datePublic": "2023-10-01T10:00:00.000Z", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>A local non-privileged user can make improper GPU memory processing operations to gain access to already freed memory.</p>"}], "value": "A local non-privileged user can make improper GPU memory processing operations to gain access to already freed memory.\n\n"}], "impacts": [{"capecId": "CAPEC-233", "descriptions": [{"lang": "en", "value": "CAPEC-233 Privilege Escalation"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-416", "description": "CWE-416 Use after free", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "56a131ea-b967-4a0d-a41e-5f3549952846", "shortName": "Arm", "dateUpdated": "2023-10-04T16:35:12.961Z"}, "references": [{"url": "https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities"}], "source": {"discovery": "EXTERNAL"}, "title": "Mali GPU Kernel Driver Allows Improper GPU Memory Processing Operations", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "arm-security@arm.com", "ID": "CVE-2023-4211", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Mali GPU Kernel Driver", "version": {"version_data": [{"version_value": "Midgard GPU Kernel Driver"}]}}]}, "vendor_name": "Arm Ltd"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "5.0", "description": {"description_data": [{"lang": "eng", "value": "A local non-privileged user can make improper GPU memory processing operations to gain access to already freed memory."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Mali GPU Kernel Driver Allows Improper GPU Memory Processing Operations"}]}]}, "references": {"reference_data": [{"name": "https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities", "refsource": "MISC", "url": "https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities"}]}}}}}

{"cisaActionDue": "2023-10-24", "cisaExploitAdd": "2023-10-03", "cisaRequiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.", "cisaVulnerabilityName": "Arm Mali GPU Kernel Driver Use-After-Free Vulnerability", "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:arm:5th_gen_gpu_architecture_kernel_driver:*:*:*:*:*:*:*:*", "matchCriteriaId": "7D525477-F5C3-459A-B5D6-3B1C75B0069B", "versionEndIncluding": "r42p0", "versionStartIncluding": "r41p0", "vulnerable": true}, {"criteria": "cpe:2.3:a:arm:bifrost:*:*:*:*:*:*:*:*", "matchCriteriaId": "FF8078F2-C783-47EC-9C28-6DA97ECEFEEA", "versionEndIncluding": "r42p0", "versionStartIncluding": "r0p0", "vulnerable": true}, {"criteria": "cpe:2.3:a:arm:midgard:*:*:*:*:*:*:*:*", "matchCriteriaId": "888E7E35-B0F4-453F-8B51-B2929E504C25", "versionEndIncluding": "r32p0", "versionStartIncluding": "r12p0", "vulnerable": true}, {"criteria": "cpe:2.3:a:arm:valhall:*:*:*:*:*:*:*:*", "matchCriteriaId": "B4071968-E656-4D71-AF92-EA3C551C5FF4", "versionEndIncluding": "r42p0", "versionStartIncluding": "r19p0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "A local non-privileged user can make improper GPU memory processing operations to gain access to already freed memory.\n\n"}, {"lang": "es", "value": "Un usuario local sin privilegios puede realizar operaciones inadecuadas de procesamiento de la memoria de la GPU para obtener acceso a la memoria ya liberada."}], "id": "CVE-2023-4211", "lastModified": "2023-10-04T20:51:36.240", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-10-01T18:15:09.927", "references": [{"source": "arm-security@arm.com", "tags": ["Vendor Advisory"], "url": "https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities"}], "sourceIdentifier": "arm-security@arm.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-416"}], "source": "arm-security@arm.com", "type": "Secondary"}]}

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