Vulnerability-Lookup

CVE-2026-9040 (GCVE-0-2026-9040)

Vulnerability from cvelistv5 – Published: 2026-09-08 14:21 – Updated: 2026-09-10 17:55

Title

Mali GPU Kernel Driver allows denial of service or disclosure of sensitive information

Summary

A race condition vulnerability in Arm Ltd Bifrost GPU Kernel Driver, Arm Ltd Valhall GPU Kernel Driver, Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver allows a local non-privileged user process to perform improper GPU memory processing operations to cause a denial of service or disclose sensitive information. This issue affects Bifrost GPU Kernel Driver: from r12p0 through r49p5, from r50p0 through r51p0, from r54p1 through r54p2; Valhall GPU Kernel Driver: from r19p0 through r49p5, from r50p0 through r54p3, r55p0; Arm 5th Gen GPU Architecture Kernel Driver: from r41p0 through r49p5, from r50p0 through r54p3, r55p0.

Severity

7.7 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-09-10 17:55 UTC

CWE

CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Assigner

Arm mitre root

References

1 reference

URL	Tags
https://support.arm.com/documentation/111552/1-0/…

Impacted products

3 products

Vendor	Product	Version	CPE status
Arm Ltd	Bifrost GPU Kernel Driver	Affected: r12p0 , ≤ r49p5 (patch) Affected: r50p0 , ≤ r51p0 (patch) Affected: r54p1 , ≤ r54p2 (patch)	guessed
Arm Ltd	Valhall GPU Kernel Driver	Affected: r19p0 , ≤ r49p5 (patch) Affected: r50p0 , ≤ r54p3 (patch) Affected: r55p0 (patch) Unaffected: r56p0 (patch)	guessed
Arm Ltd	Arm 5th Gen GPU Architecture Kernel Driver	Affected: r41p0 , ≤ r49p5 (patch) Affected: r50p0 , ≤ r54p3 (patch) Affected: r55p0 (patch) Unaffected: r56p0 (patch)	guessed

Credits

Pumpkin from DEVCORE Research Team

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-9040

Vulnerability from fkie_nvd - Published: 2026-09-08 15:18 - Updated: 2026-09-10 18:18

Severity

7.7 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Summary

References

	URL	Tags
	arm-security@arm.com	https://support.arm.com/documentation/111552/1-0/?lang=en

Impacted products

	Vendor	Product	Version

JSON

To clipboard

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        {
          "lang": "en",
          "value": "CWE-362"
        }
      ],
      "source": "arm-security@arm.com",
      "type": "Secondary"
    }
  ]
}

GHSA-J8JV-6MVV-5VG8

Vulnerability from github – Published: 2026-09-08 15:31 – Updated: 2026-09-10 18:31

Details

This issue affects Bifrost GPU Kernel Driver: from r12p0 through r49p5, from r50p0 through r51p0, from r54p1 through r54p2; Valhall GPU Kernel Driver: from r19p0 through r49p5, from r50p0 through r54p3, r55p0; Arm 5th Gen GPU Architecture Kernel Driver: from r41p0 through r49p5, from r50p0 through r54p3, r55p0.

Severity

7.7 (High)


                  
                    CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2026-9040"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-362"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-09-08T15:18:56Z",
    "severity": "HIGH"
  },
  "details": "A race condition vulnerability in Arm Ltd Bifrost GPU Kernel Driver, Arm Ltd Valhall GPU Kernel Driver, Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver allows a local non-privileged user process to perform improper GPU memory processing operations to cause a denial of service or disclose sensitive information.\n\n\n\nThis issue affects Bifrost GPU Kernel Driver: from r12p0 through r49p5, from r50p0 through r51p0, from r54p1 through r54p2; Valhall GPU Kernel Driver: from r19p0 through r49p5, from r50p0 through r54p3, r55p0; Arm 5th Gen GPU Architecture Kernel Driver: from r41p0 through r49p5, from r50p0 through r54p3, r55p0.",
  "id": "GHSA-j8jv-6mvv-5vg8",
  "modified": "2026-09-10T18:31:31Z",
  "published": "2026-09-08T15:31:58Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-9040"
    },
    {
      "type": "WEB",
      "url": "https://support.arm.com/documentation/111552/1-0/?lang=en"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

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.
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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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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Action not permitted

CVE-2026-9040 (GCVE-0-2026-9040)

FKIE_CVE-2026-9040

GHSA-J8JV-6MVV-5VG8

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