Vulnerability-Lookup

GHSA-HXP7-F2RX-4V8P

Vulnerability from github – Published: 2026-10-06 09:31 – Updated: 2026-10-06 09:31

Details

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

drm/amdgpu: restrict BAR0 fallback read to SR-IOV VFs only

The BAR0 fallback read path was introduced as a workaround for SR-IOV VFs where the VRAM aperture is not available during early init. Restrict this workaround to only SR-IOV VFs where it's needed.

(cherry picked from commit d8a0affd207c813bd063fa2c27786f449eaf92b8)

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{
  "affected": [],
  "aliases": [
    "CVE-2026-98165"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-10-06T09:17:57Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: restrict BAR0 fallback read to SR-IOV VFs only\n\nThe BAR0 fallback read path was introduced as a workaround for SR-IOV VFs\nwhere the VRAM aperture is not available during early init. Restrict this\nworkaround to only SR-IOV VFs where it\u0027s needed.\n\n(cherry picked from commit d8a0affd207c813bd063fa2c27786f449eaf92b8)",
  "id": "GHSA-hxp7-f2rx-4v8p",
  "modified": "2026-10-06T09:31:28Z",
  "published": "2026-10-06T09:31:28Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-98165"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5612934c255ad9352d07181f14981cfabd7b7a95"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bd1f08246b8a2564d8ac61df715b6bcd5f994729"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-98165 (GCVE-0-2026-98165)

Vulnerability from cvelistv5 – Published: 2026-10-06 08:44 – Updated: 2026-10-06 08:44

Title

drm/amdgpu: restrict BAR0 fallback read to SR-IOV VFs only

Summary

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: restrict BAR0 fallback read to SR-IOV VFs only The BAR0 fallback read path was introduced as a workaround for SR-IOV VFs where the VRAM aperture is not available during early init. Restrict this workaround to only SR-IOV VFs where it's needed. (cherry picked from commit d8a0affd207c813bd063fa2c27786f449eaf92b8)

Severity

No CVSS data available.

Assigner

Linux CNA under the mitre root

CNA scorecard D 53/100 over 6664 records in the last 180 days details

References

2 references

URL	Tags
https://git.kernel.org/stable/c/5612934c255ad9352…
https://git.kernel.org/stable/c/bd1f08246b8a2564d…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 95eccb9be68df6449d854242b5fcdfd063a2fac1 , < 5612934c255ad9352d07181f14981cfabd7b7a95 (git) Affected: cba4928cdffaa0f9012acff0ec4f896320107077 , < bd1f08246b8a2564d8ac61df715b6bcd5f994729 (git)
Linux	Linux	Affected: 7.3-rc1 Unaffected: 0 , < 7.3-rc1 (semver) Unaffected: 7.3-rc2 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/amdgpu/amdgpu_device.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "5612934c255ad9352d07181f14981cfabd7b7a95",
              "status": "affected",
              "version": "95eccb9be68df6449d854242b5fcdfd063a2fac1",
              "versionType": "git"
            },
            {
              "lessThan": "bd1f08246b8a2564d8ac61df715b6bcd5f994729",
              "status": "affected",
              "version": "cba4928cdffaa0f9012acff0ec4f896320107077",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/amdgpu/amdgpu_device.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "7.3-rc1"
            },
            {
              "lessThan": "7.3-rc1",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.3-rc2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.3-rc2",
                  "versionStartIncluding": "7.3-rc1",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: restrict BAR0 fallback read to SR-IOV VFs only\n\nThe BAR0 fallback read path was introduced as a workaround for SR-IOV VFs\nwhere the VRAM aperture is not available during early init. Restrict this\nworkaround to only SR-IOV VFs where it\u0027s needed.\n\n(cherry picked from commit d8a0affd207c813bd063fa2c27786f449eaf92b8)"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-06T08:44:11.120Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/5612934c255ad9352d07181f14981cfabd7b7a95"
        },
        {
          "url": "https://git.kernel.org/stable/c/bd1f08246b8a2564d8ac61df715b6bcd5f994729"
        }
      ],
      "title": "drm/amdgpu: restrict BAR0 fallback read to SR-IOV VFs only",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-98165",
    "datePublished": "2026-10-06T08:44:11.120Z",
    "dateReserved": "2026-09-25T10:25:14.321Z",
    "dateUpdated": "2026-10-06T08:44:11.120Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

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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.

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