CVE-2026-80884

Estado: RecibidaSin puntuar—

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

ntb: Store original DMA address for future release

The DMA API requires that dma_free_attrs receive the exact dma_handle originally returned by the allocation function. Do not modify it.

CVSS

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

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.20%
Percentil entre todas las CVEs puntuadas: 9
Fecha de la puntuación: 6/10/2026

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 Kernel^AI

Referencias

JSON original (NVD)

Mostrar

{
  "id": "CVE-2026-80884",
  "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": "fc5d1829f9bf3d8275322727c0e9a8baf268b7c6",
              "lessThan": "10662aafce4acd52278c942d0a5b3993594017b9",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "fc5d1829f9bf3d8275322727c0e9a8baf268b7c6",
              "lessThan": "da6d997ac556479c112554ab5d95cbd04683eb11",
              "versionType": "git"
            }
          ],
          "programFiles": [
            "drivers/ntb/ntb_transport.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.20"
            },
            {
              "status": "unaffected",
              "version": "0",
              "lessThan": "4.20",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "7.1.5",
              "versionType": "semver",
              "lessThanOrEqual": "7.1.*"
            },
            {
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "drivers/ntb/ntb_transport.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2026-09-04T17:17:01.103",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/10662aafce4acd52278c942d0a5b3993594017b9",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/da6d997ac556479c112554ab5d95cbd04683eb11",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Received",
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nntb: Store original DMA address for future release\n\nThe DMA API requires that dma_free_attrs receive the exact dma_handle\noriginally returned by the allocation function. Do not modify it."
    }
  ],
  "lastModified": "2026-09-04T17:17:01.103",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}