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CVE-2026-68089

Estado: RecibidaSin puntuar—

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

iio: core: fix uninitialized data in debugfs

If *ppos is non-zero then simple_write_to_buffer() will not initialize the start of buf[]. Non zero values for *ppos aren't going to work anyway. Test for them at the start of the function and return -EINVAL.

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)

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{
  "id": "CVE-2026-68089",
  "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": "6d5dd486c715908b5a6ed02315a15ff044a91025",
              "lessThan": "e166a8cfb28a3d0da260dd70cae274eb8c7cec8d",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "6d5dd486c715908b5a6ed02315a15ff044a91025",
              "lessThan": "89fbd3e32dffb6227f936a9578e6eb4632aa4580",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "6d5dd486c715908b5a6ed02315a15ff044a91025",
              "lessThan": "ab92ed206d41fd171ebd37bc46360d9f2140d043",
              "versionType": "git"
            }
          ],
          "programFiles": [
            "drivers/iio/industrialio-core.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.15"
            },
            {
              "status": "unaffected",
              "version": "0",
              "lessThan": "6.15",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "6.18.39",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "status": "unaffected",
              "version": "7.1.4",
              "versionType": "semver",
              "lessThanOrEqual": "7.1.*"
            },
            {
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "drivers/iio/industrialio-core.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2026-08-10T12:17:21.603",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/89fbd3e32dffb6227f936a9578e6eb4632aa4580",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/ab92ed206d41fd171ebd37bc46360d9f2140d043",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/e166a8cfb28a3d0da260dd70cae274eb8c7cec8d",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Received",
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niio: core: fix uninitialized data in debugfs\n\nIf *ppos is non-zero then simple_write_to_buffer() will not initialize\nthe start of buf[].  Non zero values for *ppos aren't going to work\nanyway.  Test for them at the start of the function and return -EINVAL."
    }
  ],
  "lastModified": "2026-08-17T05:18:08.080",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}