FKIE_CVE-2026-53372

Vulnerability from fkie_nvd - Published: 2026-07-19 09:17 - Updated: 2026-07-19 09:17
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Block PASID attachment to nested domain with dirty tracking Kernel lacks dirty tracking support on nested domain attached to PASID, fails the attachment early if nesting parent domain is dirty tracking configured, otherwise dirty pages would be lost.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3ea9ce757bd3de955b56e7bc5672fc479e40b045
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9009c1af5458322469fa9a4371081a4449c5947d
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/cc5bd898ff70710ffc41cd8e5c2741cb64750047
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/iommu/intel/nested.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "3ea9ce757bd3de955b56e7bc5672fc479e40b045",
              "status": "affected",
              "version": "67f6f56b59126b3bf4fc6f4ea564e450fcfcf9f6",
              "versionType": "git"
            },
            {
              "lessThan": "9009c1af5458322469fa9a4371081a4449c5947d",
              "status": "affected",
              "version": "67f6f56b59126b3bf4fc6f4ea564e450fcfcf9f6",
              "versionType": "git"
            },
            {
              "lessThan": "cc5bd898ff70710ffc41cd8e5c2741cb64750047",
              "status": "affected",
              "version": "67f6f56b59126b3bf4fc6f4ea564e450fcfcf9f6",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/iommu/intel/nested.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.13"
            },
            {
              "lessThan": "6.13",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.30",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.7",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu/vt-d: Block PASID attachment to nested domain with dirty tracking\n\nKernel lacks dirty tracking support on nested domain attached to PASID,\nfails the attachment early if nesting parent domain is dirty tracking\nconfigured, otherwise dirty pages would be lost."
    }
  ],
  "id": "CVE-2026-53372",
  "lastModified": "2026-07-19T09:17:02.367",
  "metrics": {},
  "published": "2026-07-19T09:17:02.367",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/3ea9ce757bd3de955b56e7bc5672fc479e40b045"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/9009c1af5458322469fa9a4371081a4449c5947d"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/cc5bd898ff70710ffc41cd8e5c2741cb64750047"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Received"
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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