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CVE-2026-43367

Estado: AnalizadaMedia (5.5)—

In the Linux kernel, the following vulnerability has been resolved:

drm/amd: Fix a few more NULL pointer dereference in device cleanup

I found a few more paths that cleanup fails due to a NULL version pointer on unsupported hardware.

Add NULL checks as applicable.

(cherry picked from commit f5a05f8414fc10f307eb965f303580c7778f8dd2)

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).

Tecnologías afectadas (1)

Linux — Linux Kernel

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2026-43367",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.5,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "affectedData": [
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "fc58ef30e0a1524ce72a8e873d773ba3b0830c7d",
              "lessThan": "38f1640db7f8bf57b9e09c5b0b8b205a598f1b3e",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "6d7ac4a0ebb6b7bc885274aa8b2bd9971f07013c",
              "lessThan": "5edcb0d6729b88f192ec8b0896aaf581e3593c9c",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "39fc2bc4da0082c226cbee331f0a5d44db3997da",
              "lessThan": "72ecb1dae72775fa9fea0159d8445d620a0a2295",
              "versionType": "git"
            }
          ],
          "programFiles": [
            "drivers/gpu/drm/amd/amdgpu/amdgpu_device.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.18.16",
              "lessThan": "6.18.19",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "6.19.6",
              "lessThan": "6.19.9",
              "versionType": "semver"
            }
          ],
          "programFiles": [
            "drivers/gpu/drm/amd/amdgpu/amdgpu_device.c"
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-05-08T15:16:47.737",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/38f1640db7f8bf57b9e09c5b0b8b205a598f1b3e",
      "tags": [
        "Patch"
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/5edcb0d6729b88f192ec8b0896aaf581e3593c9c",
      "tags": [
        "Patch"
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/72ecb1dae72775fa9fea0159d8445d620a0a2295",
      "tags": [
        "Patch"
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd: Fix a few more NULL pointer dereference in device cleanup\n\nI found a few more paths that cleanup fails due to a NULL version pointer\non unsupported hardware.\n\nAdd NULL checks as applicable.\n\n(cherry picked from commit f5a05f8414fc10f307eb965f303580c7778f8dd2)"
    }
  ],
  "lastModified": "2026-06-17T10:49:27.957",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0CED11FB-4FAA-4224-93EC-23FC2358D4C7",
              "versionEndExcluding": "6.18.19",
              "versionStartIncluding": "6.18.16"
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2CFC1CE8-19E1-4AFC-BF52-43BDD2561EE6",
              "versionEndExcluding": "6.19.9",
              "versionStartIncluding": "6.19.6"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}