Vulnerability-Lookup

GHSA-98Q7-C2PP-X8XP

Vulnerability from github – Published: 2026-05-05 18:33 – Updated: 2026-05-05 18:33

Details

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

dmaengine: idxd: Fix not releasing workqueue on .release()

The workqueue associated with an DSA/IAA device is not released when the object is freed.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-43064"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-05T16:16:15Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: idxd: Fix not releasing workqueue on .release()\n\nThe workqueue associated with an DSA/IAA device is not released when\nthe object is freed.",
  "id": "GHSA-98q7-c2pp-x8xp",
  "modified": "2026-05-05T18:33:25Z",
  "published": "2026-05-05T18:33:25Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-43064"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2bb9e9e93adff9cc8a138ae9a3a8d59b3452272e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3d33de353b1ff9023d5ec73b9becf80ea87af695"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/958e96533ddbd1edd127feb7624a7eed0cc379dc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d02c24af126dee45247dc7890409c86d1831859d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fc34f199eb576b3a73089452fdf0056cc9a9301d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fd4cb61bbd0fc3a749a8da6145cbb56d8f6dba35"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-43064 (GCVE-0-2026-43064)

Vulnerability from cvelistv5 – Published: 2026-05-05 15:23 – Updated: 2026-05-05 15:23

Title

dmaengine: idxd: Fix not releasing workqueue on .release()

Summary

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix not releasing workqueue on .release() The workqueue associated with an DSA/IAA device is not released when the object is freed.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/fd4cb61bbd0fc3a74…
	https://git.kernel.org/stable/c/2bb9e9e93adff9cc8…
	https://git.kernel.org/stable/c/d02c24af126dee452…
	https://git.kernel.org/stable/c/958e96533ddbd1edd…
	https://git.kernel.org/stable/c/fc34f199eb576b3a7…
	https://git.kernel.org/stable/c/3d33de353b1ff9023…

Impacted products

Vendor

Product

Version

Linux

Affected: 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 , < fd4cb61bbd0fc3a749a8da6145cbb56d8f6dba35 (git)
Affected: 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 , < 2bb9e9e93adff9cc8a138ae9a3a8d59b3452272e (git)
Affected: 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 , < d02c24af126dee45247dc7890409c86d1831859d (git)
Affected: 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 , < 958e96533ddbd1edd127feb7624a7eed0cc379dc (git)
Affected: 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 , < fc34f199eb576b3a73089452fdf0056cc9a9301d (git)
Affected: 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 , < 3d33de353b1ff9023d5ec73b9becf80ea87af695 (git)
Affected: 3f0e87eb9680975184e98aed0e8866b4442a31f6 (git)
Affected: a13e4cf29da68630a116c1309072a265ade9566d (git)

Linux

Affected: 5.13
Unaffected: 0 , < 5.13 (semver)
Unaffected: 6.1.168 , ≤ 6.1.* (semver)
Unaffected: 6.6.131 , ≤ 6.6.* (semver)
Unaffected: 6.12.80 , ≤ 6.12.* (semver)
Unaffected: 6.18.21 , ≤ 6.18.* (semver)
Unaffected: 6.19.11 , ≤ 6.19.* (semver)
Unaffected: 7.0 , ≤ * (original_commit_for_fix)

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JSON

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/dma/idxd/sysfs.c"
          ],
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          "vendor": "Linux",
          "versions": [
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            },
            {
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              "version": "47c16ac27d4cb664cee53ee0b9b7e2f907923fb3",
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            },
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              "versionType": "git"
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          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.13"
            },
            {
              "lessThan": "5.13",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.168",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.131",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.80",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
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              "versionType": "semver"
            },
            {
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              "status": "unaffected",
              "version": "6.19.11",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.0",
                  "versionStartIncluding": "5.13",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionStartIncluding": "5.11.22",
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                },
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                  "versionStartIncluding": "5.12.5",
                  "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\ndmaengine: idxd: Fix not releasing workqueue on .release()\n\nThe workqueue associated with an DSA/IAA device is not released when\nthe object is freed."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-05T15:23:24.687Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/fd4cb61bbd0fc3a749a8da6145cbb56d8f6dba35"
        },
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          "url": "https://git.kernel.org/stable/c/2bb9e9e93adff9cc8a138ae9a3a8d59b3452272e"
        },
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        },
        {
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        },
        {
          "url": "https://git.kernel.org/stable/c/3d33de353b1ff9023d5ec73b9becf80ea87af695"
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      ],
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    }
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  "cveMetadata": {
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    "cveId": "CVE-2026-43064",
    "datePublished": "2026-05-05T15:23:24.687Z",
    "dateReserved": "2026-05-01T14:12:55.981Z",
    "dateUpdated": "2026-05-05T15:23:24.687Z",
    "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-98Q7-C2PP-X8XP

CVE-2026-43064 (GCVE-0-2026-43064)

Tags

Sightings

Nomenclature