{
  "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"
        }
      ]
    }
  ],
  "cveTags": [],
  "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": "2024-11-21T07:31:15.453",
  "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"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}