CVE-2026-46204 (GCVE-0-2026-46204)

Vulnerability from cvelistv5 – Published: 2026-05-28 09:40 – Updated: 2026-05-28 09:40
VLAI
Title
drm/amdgpu/vcn4: Prevent OOB reads when parsing IB
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn4: Prevent OOB reads when parsing IB Rewrite the IB parsing to use amdgpu_ib_get_value() which handles the bounds checks.
Severity
No CVSS data available.
Assigner
Impacted products
Vendor Product Version
Linux Linux Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 1dc005775fb5b3f86464406452b17364f85581d3 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < d0802a8877d730260d4af4dd4e0b6cde7e0e593f (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < a6d5563ba1f03a049561cd347574613167294e8d (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 5c3e8ebad0c9e2354ddfa8f2148dc4f70a3b4bd1 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 2444eb0ec8283f4a3845eb7febad378476e1ba3c (git)
Affected: 0 , < 6.6.140 (semver)
Affected: 0 , < 6.12.90 (semver)
Affected: 0 , < 6.18.32 (semver)
Affected: 0 , < 7.0.9 (semver)
Create a notification for this product.
Linux Linux Unaffected: 6.6.140 , ≤ 6.6.* (semver)
Unaffected: 6.12.90 , ≤ 6.12.* (semver)
Unaffected: 6.18.32 , ≤ 6.18.* (semver)
Unaffected: 7.0.9 , ≤ 7.0.* (semver)
Unaffected: 7.1-rc1 , ≤ * (original_commit_for_fix)
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Show details on NVD website

{
  "containers": {
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      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c"
          ],
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            }
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        }
      ],
      "cpeApplicability": [
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/vcn4: Prevent OOB reads when parsing IB\n\nRewrite the IB parsing to use amdgpu_ib_get_value() which handles the\nbounds checks."
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      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-28T09:40:21.933Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
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      ],
      "title": "drm/amdgpu/vcn4: Prevent OOB reads when parsing IB",
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    "assignerShortName": "Linux",
    "cveId": "CVE-2026-46204",
    "datePublished": "2026-05-28T09:40:21.933Z",
    "dateReserved": "2026-05-13T15:03:33.104Z",
    "dateUpdated": "2026-05-28T09:40:21.933Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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      "date": "2026-05-29",
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  }
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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