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CVE-2023-6241

Estado: ModificadaAlta (7)—💥 PoC

Use After Free vulnerability in Arm Ltd Midgard GPU Kernel Driver, Arm Ltd Bifrost GPU Kernel Driver, Arm Ltd Valhall GPU Kernel Driver, Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver allows a local non-privileged user to exploit a software race condition to perform improper memory processing operations. If the system’s memory is carefully prepared by the user, then this in turn cause a use-after-free.This issue affects Midgard GPU Kernel Driver: from r13p0 through r32p0; Bifrost GPU Kernel Driver: from r11p0 through r25p0; Valhall GPU Kernel Driver: from r19p0 through r25p0, from r29p0 through r46p0; Arm 5th Gen GPU Architecture Kernel Driver: from r41p0 through r46p0.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

💥 Exploits públicos

Hay código de explotación o plantillas de detección públicos. No es lo mismo que explotación activa confirmada (KEV), pero aumenta el riesgo: parchee con prioridad.

⚠️ Las pruebas de concepto de GitHub no están verificadas: algunas son falsas o contienen malware. No las ejecute nunca fuera de un laboratorio aislado.

Tecnologías afectadas (4)

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2023-6241",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-6241",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-05-09T04:00:50.591116Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1
      },
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
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      "source": "arm-security@arm.com",
      "affectedData": [
        {
          "vendor": "Arm Ltd",
          "product": "Midgard GPU Kernel Driver",
          "versions": [
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              "status": "affected",
              "version": "r13p0",
              "versionType": "patch",
              "lessThanOrEqual": "r32p0"
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          "vendor": "Arm Ltd",
          "product": "Bifrost GPU Kernel Driver",
          "versions": [
            {
              "status": "affected",
              "changes": [
                {
                  "at": "r26p0",
                  "status": "unaffected"
                }
              ],
              "version": "r11p0",
              "versionType": "patch",
              "lessThanOrEqual": "r25p0"
            }
          ],
          "defaultStatus": "unaffected"
        },
        {
          "vendor": "Arm Ltd",
          "product": "Valhall GPU Kernel Driver",
          "versions": [
            {
              "status": "affected",
              "changes": [
                {
                  "at": "r26p0",
                  "status": "unaffected"
                }
              ],
              "version": "r19p0",
              "versionType": "patch",
              "lessThanOrEqual": "r25p0"
            },
            {
              "status": "affected",
              "changes": [
                {
                  "at": "r47p0",
                  "status": "unaffected"
                }
              ],
              "version": "r29p0",
              "versionType": "patch",
              "lessThanOrEqual": "r46p0"
            }
          ],
          "defaultStatus": "unaffected"
        },
        {
          "vendor": "Arm Ltd",
          "product": "Arm 5th Gen GPU Architecture Kernel Driver",
          "versions": [
            {
              "status": "affected",
              "changes": [
                {
                  "at": "r47p0",
                  "status": "unaffected"
                }
              ],
              "version": "r41p0",
              "versionType": "patch",
              "lessThanOrEqual": "r46p0"
            }
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          "defaultStatus": "unaffected"
        }
      ]
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:arm:midgard_gpu_kernel_driver:*:*:*:*:*:*:*:*"
          ],
          "vendor": "arm",
          "product": "midgard_gpu_kernel_driver",
          "versions": [
            {
              "status": "affected",
              "version": "r13p0",
              "versionType": "custom",
              "lessThanOrEqual": "r32p0"
            }
          ],
          "defaultStatus": "unknown"
        },
        {
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          "vendor": "arm",
          "product": "bifrost_gpu_kernel_driver",
          "versions": [
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              "status": "affected",
              "version": "r11p0",
              "versionType": "custom",
              "lessThanOrEqual": "r25p0"
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          ],
          "defaultStatus": "unknown"
        },
        {
          "cpes": [
            "cpe:2.3:a:arm:valhall_gpu_kernel_driver:*:*:*:*:*:*:*:*"
          ],
          "vendor": "arm",
          "product": "valhall_gpu_kernel_driver",
          "versions": [
            {
              "status": "affected",
              "version": "r19p0",
              "versionType": "custom",
              "lessThanOrEqual": "r25p0"
            },
            {
              "status": "affected",
              "version": "r29p0",
              "versionType": "custom",
              "lessThanOrEqual": "r46p0"
            }
          ],
          "defaultStatus": "unknown"
        },
        {
          "cpes": [
            "cpe:2.3:a:arm:5th_gen_gpu_architecture_kernel_driver:*:*:*:*:*:*:*:*"
          ],
          "vendor": "arm",
          "product": "5th_gen_gpu_architecture_kernel_driver",
          "versions": [
            {
              "status": "affected",
              "version": "r41p0",
              "versionType": "custom",
              "lessThanOrEqual": "r46p0"
            }
          ],
          "defaultStatus": "unknown"
        }
      ]
    }
  ],
  "published": "2024-03-04T13:15:43.807",
  "references": [
    {
      "url": "https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "arm-security@arm.com"
    },
    {
      "url": "https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "arm-security@arm.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Use After Free vulnerability in Arm Ltd Midgard GPU Kernel Driver, Arm Ltd Bifrost GPU Kernel Driver, Arm Ltd Valhall GPU Kernel Driver, Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver allows a local non-privileged user to exploit a software race condition to perform improper memory processing operations. If the system’s memory is carefully prepared by the user, then this in turn cause a use-after-free.This issue affects Midgard GPU Kernel Driver: from r13p0 through r32p0; Bifrost GPU Kernel Driver: from r11p0 through r25p0; Valhall GPU Kernel Driver: from r19p0 through r25p0, from r29p0 through r46p0; Arm 5th Gen GPU Architecture Kernel Driver: from r41p0 through r46p0.\n\n"
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de Use After Free en Arm Ltd Midgard GPU Kernel Driver, Arm Ltd Bifrost GPU Kernel Driver, Arm Ltd Valhall GPU Kernel Driver, Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver permite a un usuario local sin privilegios explotar una condición de ejecución de software para realizar operaciones de procesamiento de memoria inadecuadas. Si el usuario prepara cuidadosamente la memoria del sistema, esto a su vez provocará un Use After Free. Este problema afecta al controlador del kernel de GPU Midgard: de r13p0 a r32p0; Controlador del kernel de GPU Bifrost: desde r11p0 hasta r25p0; Controlador del kernel de GPU Valhall: de r19p0 a r25p0, de r29p0 a r46p0; Controlador del kernel de arquitectura de GPU Arm de quinta generación: desde r41p0 hasta r46p0."
    }
  ],
  "lastModified": "2026-06-17T06:50:22.507",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:arm:5th_gen_gpu_architecture_kernel_driver:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1CD584E0-3C44-465E-886B-8013B9A19AE4",
              "versionEndExcluding": "r47p0",
              "versionStartIncluding": "r41p0"
            },
            {
              "criteria": "cpe:2.3:a:arm:bifrost_gpu_kernel_driver:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5FA2DB36-E877-47AC-AF64-180B7846A5F9",
              "versionEndExcluding": "r26p0",
              "versionStartIncluding": "r11p0"
            },
            {
              "criteria": "cpe:2.3:a:arm:midgard_gpu_kernel_driver:*:*:*:*:*:*:*:*",
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              "matchCriteriaId": "48B2F411-CC76-4D35-98DB-1CC997C36F84",
              "versionEndIncluding": "r32p0",
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            {
              "criteria": "cpe:2.3:a:arm:valhall_gpu_kernel_driver:*:*:*:*:*:*:*:*",
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              "criteria": "cpe:2.3:a:arm:valhall_gpu_kernel_driver:*:*:*:*:*:*:*:*",
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          "operator": "OR"
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  ],
  "sourceIdentifier": "arm-security@arm.com"
}