Vulnerability-Lookup

GHSA-65RJ-MMXW-37P8

Vulnerability from github – Published: 2026-08-10 15:33 – Updated: 2026-08-10 15:33

Details

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

drm/gpusvm: Fix MM reference leak in drm_gpusvm_range_evict

If kvmalloc_array() fails in drm_gpusvm_range_evict(), the MM reference acquired earlier is not released, resulting in a reference leak.

Fix this by dropping the MM reference on the kvmalloc_array() failure path.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-68232"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-10T13:20:11Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/gpusvm: Fix MM reference leak in drm_gpusvm_range_evict\n\nIf kvmalloc_array() fails in drm_gpusvm_range_evict(), the MM\nreference acquired earlier is not released, resulting in a reference\nleak.\n\nFix this by dropping the MM reference on the kvmalloc_array()\nfailure path.",
  "id": "GHSA-65rj-mmxw-37p8",
  "modified": "2026-08-10T15:33:42Z",
  "published": "2026-08-10T15:33:42Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-68232"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/847b371debf3c8c72384ab7b9a0c4123a74cc925"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a2212fef8e18724e06432fce01fa257296d9f053"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/adf0542659c783c962f4a8f2adcb3532ed54821c"
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  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-68232 (GCVE-0-2026-68232)

Vulnerability from cvelistv5 – Published: 2026-08-10 12:00 – Updated: 2026-08-17 05:01

Title

drm/gpusvm: Fix MM reference leak in drm_gpusvm_range_evict

Summary

In the Linux kernel, the following vulnerability has been resolved: drm/gpusvm: Fix MM reference leak in drm_gpusvm_range_evict If kvmalloc_array() fails in drm_gpusvm_range_evict(), the MM reference acquired earlier is not released, resulting in a reference leak. Fix this by dropping the MM reference on the kvmalloc_array() failure path.

Severity

No CVSS data available.

Assigner

Linux mitre root

References

3 references

URL	Tags
https://git.kernel.org/stable/c/a2212fef8e18724e0…
https://git.kernel.org/stable/c/adf0542659c783c96…
https://git.kernel.org/stable/c/847b371debf3c8c72…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 99624bdff8670795b678eafa6509aaad3a5c0175 , < a2212fef8e18724e06432fce01fa257296d9f053 (git) Affected: 99624bdff8670795b678eafa6509aaad3a5c0175 , < adf0542659c783c962f4a8f2adcb3532ed54821c (git) Affected: 99624bdff8670795b678eafa6509aaad3a5c0175 , < 847b371debf3c8c72384ab7b9a0c4123a74cc925 (git)
Linux	Linux	Affected: 6.15 Unaffected: 0 , < 6.15 (semver) Unaffected: 6.18.42 , ≤ 6.18.* (semver) Unaffected: 7.1.6 , ≤ 7.1.* (semver) Unaffected: 7.2 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/drm_gpusvm.c"
          ],
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          "vendor": "Linux",
          "versions": [
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              "status": "affected",
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              "versionType": "git"
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            }
          ]
        },
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          ],
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          "versions": [
            {
              "status": "affected",
              "version": "6.15"
            },
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              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
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            },
            {
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              "version": "7.1.6",
              "versionType": "semver"
            },
            {
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              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
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                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
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        }
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/gpusvm: Fix MM reference leak in drm_gpusvm_range_evict\n\nIf kvmalloc_array() fails in drm_gpusvm_range_evict(), the MM\nreference acquired earlier is not released, resulting in a reference\nleak.\n\nFix this by dropping the MM reference on the kvmalloc_array()\nfailure path."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-17T05:01:20.774Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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      ],
      "title": "drm/gpusvm: Fix MM reference leak in drm_gpusvm_range_evict",
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    "cveId": "CVE-2026-68232",
    "datePublished": "2026-08-10T12:00:56.256Z",
    "dateReserved": "2026-07-30T09:28:09.376Z",
    "dateUpdated": "2026-08-17T05:01:20.774Z",
    "state": "PUBLISHED"
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}

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.

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.

Action not permitted

GHSA-65RJ-MMXW-37P8

CVE-2026-68232 (GCVE-0-2026-68232)

Tags

Sightings

Nomenclature