Vulnerability-Lookup

GHSA-2HXX-M8V6-FCM5

Vulnerability from github – Published: 2026-05-28 12:30 – Updated: 2026-05-28 12:30

Details

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.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-46204"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-28T10:16:36Z",
    "severity": null
  },
  "details": "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.",
  "id": "GHSA-2hxx-m8v6-fcm5",
  "modified": "2026-05-28T12:30:32Z",
  "published": "2026-05-28T12:30:32Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-46204"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1dc005775fb5b3f86464406452b17364f85581d3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2444eb0ec8283f4a3845eb7febad378476e1ba3c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5c3e8ebad0c9e2354ddfa8f2148dc4f70a3b4bd1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a6d5563ba1f03a049561cd347574613167294e8d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d0802a8877d730260d4af4dd4e0b6cde7e0e593f"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

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

Vulnerability from cvelistv5 – Published: 2026-05-28 09:40 – Updated: 2026-05-28 09:40

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

Linux

References

5 references

URL	Tags
https://git.kernel.org/stable/c/1dc005775fb5b3f86…
https://git.kernel.org/stable/c/d0802a8877d730260…
https://git.kernel.org/stable/c/a6d5563ba1f03a049…
https://git.kernel.org/stable/c/5c3e8ebad0c9e2354…
https://git.kernel.org/stable/c/2444eb0ec8283f4a3…

Impacted products

2 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)
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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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "1dc005775fb5b3f86464406452b17364f85581d3",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "d0802a8877d730260d4af4dd4e0b6cde7e0e593f",
              "status": "affected",
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              "versionType": "git"
            },
            {
              "lessThan": "a6d5563ba1f03a049561cd347574613167294e8d",
              "status": "affected",
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              "versionType": "git"
            },
            {
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              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "2444eb0ec8283f4a3845eb7febad378476e1ba3c",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
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              "status": "affected",
              "version": "0",
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            },
            {
              "lessThan": "6.12.90",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
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            {
              "lessThan": "6.18.32",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
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              "lessThan": "7.0.9",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.140",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.90",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.32",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.9",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.1-rc1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                },
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                  "versionEndExcluding": "7.1-rc1",
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              ],
              "negate": false,
              "operator": "OR"
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      "descriptions": [
        {
          "lang": "en",
          "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."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-28T09:40:21.933Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/1dc005775fb5b3f86464406452b17364f85581d3"
        },
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          "url": "https://git.kernel.org/stable/c/d0802a8877d730260d4af4dd4e0b6cde7e0e593f"
        },
        {
          "url": "https://git.kernel.org/stable/c/a6d5563ba1f03a049561cd347574613167294e8d"
        },
        {
          "url": "https://git.kernel.org/stable/c/5c3e8ebad0c9e2354ddfa8f2148dc4f70a3b4bd1"
        },
        {
          "url": "https://git.kernel.org/stable/c/2444eb0ec8283f4a3845eb7febad378476e1ba3c"
        }
      ],
      "title": "drm/amdgpu/vcn4: Prevent OOB reads when parsing IB",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "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"
}

Sightings

Author	Source	Type	Date	Other

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.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-2HXX-M8V6-FCM5

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

Tags

Sightings

Nomenclature