Vulnerability-Lookup

FKIE_CVE-2026-43064

Vulnerability from fkie_nvd - Published: 2026-05-05 16:16 - Updated: 2026-05-06 13:08

Severity ?

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.

References

	URL	Tags
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/2bb9e9e93adff9cc8a138ae9a3a8d59b3452272e
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/3d33de353b1ff9023d5ec73b9becf80ea87af695
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/958e96533ddbd1edd127feb7624a7eed0cc379dc
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/d02c24af126dee45247dc7890409c86d1831859d
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/fc34f199eb576b3a73089452fdf0056cc9a9301d
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/fd4cb61bbd0fc3a749a8da6145cbb56d8f6dba35

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "cveTags": [],
  "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."
    }
  ],
  "id": "CVE-2026-43064",
  "lastModified": "2026-05-06T13:08:07.970",
  "metrics": {},
  "published": "2026-05-05T16:16:15.567",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/2bb9e9e93adff9cc8a138ae9a3a8d59b3452272e"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/3d33de353b1ff9023d5ec73b9becf80ea87af695"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/958e96533ddbd1edd127feb7624a7eed0cc379dc"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/d02c24af126dee45247dc7890409c86d1831859d"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/fc34f199eb576b3a73089452fdf0056cc9a9301d"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/fd4cb61bbd0fc3a749a8da6145cbb56d8f6dba35"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}

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

Vulnerability from cvelistv5 – Published: 2026-05-05 15:23 – Updated: 2026-05-11 22:17

Title

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

Summary

Severity ?

No CVSS data available.

Assigner

Linux

References

6 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

2 products

Vendor	Product	Version
Linux	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	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)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/dma/idxd/sysfs.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "fd4cb61bbd0fc3a749a8da6145cbb56d8f6dba35",
              "status": "affected",
              "version": "47c16ac27d4cb664cee53ee0b9b7e2f907923fb3",
              "versionType": "git"
            },
            {
              "lessThan": "2bb9e9e93adff9cc8a138ae9a3a8d59b3452272e",
              "status": "affected",
              "version": "47c16ac27d4cb664cee53ee0b9b7e2f907923fb3",
              "versionType": "git"
            },
            {
              "lessThan": "d02c24af126dee45247dc7890409c86d1831859d",
              "status": "affected",
              "version": "47c16ac27d4cb664cee53ee0b9b7e2f907923fb3",
              "versionType": "git"
            },
            {
              "lessThan": "958e96533ddbd1edd127feb7624a7eed0cc379dc",
              "status": "affected",
              "version": "47c16ac27d4cb664cee53ee0b9b7e2f907923fb3",
              "versionType": "git"
            },
            {
              "lessThan": "fc34f199eb576b3a73089452fdf0056cc9a9301d",
              "status": "affected",
              "version": "47c16ac27d4cb664cee53ee0b9b7e2f907923fb3",
              "versionType": "git"
            },
            {
              "lessThan": "3d33de353b1ff9023d5ec73b9becf80ea87af695",
              "status": "affected",
              "version": "47c16ac27d4cb664cee53ee0b9b7e2f907923fb3",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "3f0e87eb9680975184e98aed0e8866b4442a31f6",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "a13e4cf29da68630a116c1309072a265ade9566d",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/dma/idxd/sysfs.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "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",
              "version": "6.18.21",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.19.*",
              "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:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.168",
                  "versionStartIncluding": "5.13",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.131",
                  "versionStartIncluding": "5.13",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.80",
                  "versionStartIncluding": "5.13",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.21",
                  "versionStartIncluding": "5.13",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.19.11",
                  "versionStartIncluding": "5.13",
                  "vulnerable": true
                },
                {
                  "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",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionStartIncluding": "5.12.5",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "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": "2026-05-11T22:17:00.919Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/fd4cb61bbd0fc3a749a8da6145cbb56d8f6dba35"
        },
        {
          "url": "https://git.kernel.org/stable/c/2bb9e9e93adff9cc8a138ae9a3a8d59b3452272e"
        },
        {
          "url": "https://git.kernel.org/stable/c/d02c24af126dee45247dc7890409c86d1831859d"
        },
        {
          "url": "https://git.kernel.org/stable/c/958e96533ddbd1edd127feb7624a7eed0cc379dc"
        },
        {
          "url": "https://git.kernel.org/stable/c/fc34f199eb576b3a73089452fdf0056cc9a9301d"
        },
        {
          "url": "https://git.kernel.org/stable/c/3d33de353b1ff9023d5ec73b9becf80ea87af695"
        }
      ],
      "title": "dmaengine: idxd: Fix not releasing workqueue on .release()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-43064",
    "datePublished": "2026-05-05T15:23:24.687Z",
    "dateReserved": "2026-05-01T14:12:55.981Z",
    "dateUpdated": "2026-05-11T22:17:00.919Z",
    "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

FKIE_CVE-2026-43064

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

Tags

Sightings

Nomenclature