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CVE-2025-68238

Estado: AplazadaSin puntuar—

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

mtd: rawnand: cadence: fix DMA device NULL pointer dereference

The DMA device pointer `dma_dev` was being dereferenced before ensuring that `cdns_ctrl->dmac` is properly initialized.

Move the assignment of `dma_dev` after successfully acquiring the DMA channel to ensure the pointer is valid before use.

CVSS

NVD no ha asignado puntuación CVSS a esta CVE (habitual desde el cambio de política de abril de 2026).

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)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Linux — Linux KernelAI

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2025-68238",
  "cveTags": [],
  "metrics": {},
  "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": "0cae7c285f4771a9927ef592899234d307aea5d4",
              "lessThan": "2178b0255eae108bb10e5e99658b28641bc06f43",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "099a316518508be7c57de4134ef919b2dea948ce",
              "lessThan": "9c58c64ec41290c12490ca7e1df45013fbbb41fd",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "e630d32162a8aab92d4aaebae0a8d93039257593",
              "lessThan": "e282a4fdf3c6ee842a720010a8b5f7d77bedd126",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "ad9393467fbd788ac2b8a01e492e45ab1b68a1b1",
              "lessThan": "b146e0b085d9d6bfe838e0a15481cba7d093c67f",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "0ce5416863965ddd86e066484a306867cf1e01a8",
              "lessThan": "0c635241a62f2f5da1b48bfffae226d1f86a76ef",
              "versionType": "git"
            },
            {
              "status": "affected",
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            },
            {
              "status": "affected",
              "version": "5.10.235",
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              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "5.15.179",
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            },
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              "version": "6.1.130",
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              "version": "6.6.80",
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              "status": "affected",
              "version": "6.12.17",
              "lessThan": "6.12.60",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "6.13.5",
              "lessThan": "6.14",
              "versionType": "semver"
            }
          ],
          "programFiles": [
            "drivers/mtd/nand/raw/cadence-nand-controller.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
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              "status": "affected",
              "version": "6.14"
            },
            {
              "status": "unaffected",
              "version": "0",
              "lessThan": "6.14",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "5.10.247",
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              "lessThanOrEqual": "5.10.*"
            },
            {
              "status": "unaffected",
              "version": "5.15.197",
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              "lessThanOrEqual": "5.15.*"
            },
            {
              "status": "unaffected",
              "version": "6.1.159",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "status": "unaffected",
              "version": "6.6.118",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "status": "unaffected",
              "version": "6.12.60",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "status": "unaffected",
              "version": "6.17.10",
              "versionType": "semver",
              "lessThanOrEqual": "6.17.*"
            },
            {
              "status": "unaffected",
              "version": "6.18",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "drivers/mtd/nand/raw/cadence-nand-controller.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2025-12-16T14:15:58.977",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/0c2a43cb43786011b48eeab6093db14888258c6b",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/0c635241a62f2f5da1b48bfffae226d1f86a76ef",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/2178b0255eae108bb10e5e99658b28641bc06f43",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/5c56bf214af85ca042bf97f8584aab2151035840",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/9c58c64ec41290c12490ca7e1df45013fbbb41fd",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/b146e0b085d9d6bfe838e0a15481cba7d093c67f",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/e282a4fdf3c6ee842a720010a8b5f7d77bedd126",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Deferred",
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: rawnand: cadence: fix DMA device NULL pointer dereference\n\nThe DMA device pointer `dma_dev` was being dereferenced before ensuring\nthat `cdns_ctrl->dmac` is properly initialized.\n\nMove the assignment of `dma_dev` after successfully acquiring the DMA\nchannel to ensure the pointer is valid before use."
    }
  ],
  "lastModified": "2026-06-17T09:58:47.100",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}