Vulnerability-Lookup

FKIE_CVE-2026-72224

Vulnerability from fkie_nvd - Published: 2026-08-15 06:21 - Updated: 2026-08-17 06:18

Severity

Summary

In the Linux kernel, the following vulnerability has been resolved: nvdimm/btt: Free arenas on btt_init() error paths The arenas allocated by discover_arenas() or create_arenas() are not freed on some error paths in btt_init(). This leaks memory when BTT initialization fails. Call free_arenas() from the affected error paths to release the allocations. [ as: commit message and log edits ]

References

	URL	Tags
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/0b63788093ff6ccfffe6e87de9e08aeeb406599c
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/1a6b6442a982d0ca5fb6a1a39b6f6dfd760eda57
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/52a7e7ece79c4b0f406149e19cd2b4b11a6c19e4
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/5804e6a6912b5a1e47c821777d69191d69a3fe64
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/68c967e105d50f885e02b0dbdc9211fd5f84bdcd
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/7e49684d90faa34ff6d5586be658e986d9d475ac
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/9ab5293d9ac3f2c4232220e563d04701f5f44607
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/f4ca396bdd60b4e0a665b2589bfc4ddbea9bda2b

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/nvdimm/btt.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "9ab5293d9ac3f2c4232220e563d04701f5f44607",
              "status": "affected",
              "version": "5212e11fde4d40fa627668b4f2222d20db488f71",
              "versionType": "git"
            },
            {
              "lessThan": "68c967e105d50f885e02b0dbdc9211fd5f84bdcd",
              "status": "affected",
              "version": "5212e11fde4d40fa627668b4f2222d20db488f71",
              "versionType": "git"
            },
            {
              "lessThan": "0b63788093ff6ccfffe6e87de9e08aeeb406599c",
              "status": "affected",
              "version": "5212e11fde4d40fa627668b4f2222d20db488f71",
              "versionType": "git"
            },
            {
              "lessThan": "5804e6a6912b5a1e47c821777d69191d69a3fe64",
              "status": "affected",
              "version": "5212e11fde4d40fa627668b4f2222d20db488f71",
              "versionType": "git"
            },
            {
              "lessThan": "52a7e7ece79c4b0f406149e19cd2b4b11a6c19e4",
              "status": "affected",
              "version": "5212e11fde4d40fa627668b4f2222d20db488f71",
              "versionType": "git"
            },
            {
              "lessThan": "f4ca396bdd60b4e0a665b2589bfc4ddbea9bda2b",
              "status": "affected",
              "version": "5212e11fde4d40fa627668b4f2222d20db488f71",
              "versionType": "git"
            },
            {
              "lessThan": "7e49684d90faa34ff6d5586be658e986d9d475ac",
              "status": "affected",
              "version": "5212e11fde4d40fa627668b4f2222d20db488f71",
              "versionType": "git"
            },
            {
              "lessThan": "1a6b6442a982d0ca5fb6a1a39b6f6dfd760eda57",
              "status": "affected",
              "version": "5212e11fde4d40fa627668b4f2222d20db488f71",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/nvdimm/btt.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.2"
            },
            {
              "lessThan": "4.2",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.261",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.212",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.178",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.145",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.97",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.40",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.1.*",
              "status": "unaffected",
              "version": "7.1.5",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnvdimm/btt: Free arenas on btt_init() error paths\n\nThe arenas allocated by discover_arenas() or create_arenas() are not\nfreed on some error paths in btt_init(). This leaks memory when BTT\ninitialization fails.\n\nCall free_arenas() from the affected error paths to release the\nallocations.\n\n[ as: commit message and log edits ]"
    }
  ],
  "id": "CVE-2026-72224",
  "lastModified": "2026-08-17T06:18:23.543",
  "metrics": {},
  "published": "2026-08-15T06:21:41.370",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/0b63788093ff6ccfffe6e87de9e08aeeb406599c"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/1a6b6442a982d0ca5fb6a1a39b6f6dfd760eda57"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/52a7e7ece79c4b0f406149e19cd2b4b11a6c19e4"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/5804e6a6912b5a1e47c821777d69191d69a3fe64"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/68c967e105d50f885e02b0dbdc9211fd5f84bdcd"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/7e49684d90faa34ff6d5586be658e986d9d475ac"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/9ab5293d9ac3f2c4232220e563d04701f5f44607"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/f4ca396bdd60b4e0a665b2589bfc4ddbea9bda2b"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Received"
}

CVE-2026-72224 (GCVE-0-2026-72224)

Vulnerability from cvelistv5 – Published: 2026-08-15 05:54 – Updated: 2026-08-17 05:10

Title

nvdimm/btt: Free arenas on btt_init() error paths

Summary

Severity

No CVSS data available.

Assigner

Linux mitre root

References

8 references

URL	Tags
https://git.kernel.org/stable/c/9ab5293d9ac3f2c42…
https://git.kernel.org/stable/c/68c967e105d50f885…
https://git.kernel.org/stable/c/0b63788093ff6ccff…
https://git.kernel.org/stable/c/5804e6a6912b5a1e4…
https://git.kernel.org/stable/c/52a7e7ece79c4b0f4…
https://git.kernel.org/stable/c/f4ca396bdd60b4e0a…
https://git.kernel.org/stable/c/7e49684d90faa34ff…
https://git.kernel.org/stable/c/1a6b6442a982d0ca5…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 5212e11fde4d40fa627668b4f2222d20db488f71 , < 9ab5293d9ac3f2c4232220e563d04701f5f44607 (git) Affected: 5212e11fde4d40fa627668b4f2222d20db488f71 , < 68c967e105d50f885e02b0dbdc9211fd5f84bdcd (git) Affected: 5212e11fde4d40fa627668b4f2222d20db488f71 , < 0b63788093ff6ccfffe6e87de9e08aeeb406599c (git) Affected: 5212e11fde4d40fa627668b4f2222d20db488f71 , < 5804e6a6912b5a1e47c821777d69191d69a3fe64 (git) Affected: 5212e11fde4d40fa627668b4f2222d20db488f71 , < 52a7e7ece79c4b0f406149e19cd2b4b11a6c19e4 (git) Affected: 5212e11fde4d40fa627668b4f2222d20db488f71 , < f4ca396bdd60b4e0a665b2589bfc4ddbea9bda2b (git) Affected: 5212e11fde4d40fa627668b4f2222d20db488f71 , < 7e49684d90faa34ff6d5586be658e986d9d475ac (git) Affected: 5212e11fde4d40fa627668b4f2222d20db488f71 , < 1a6b6442a982d0ca5fb6a1a39b6f6dfd760eda57 (git)
Linux	Linux	Affected: 4.2 Unaffected: 0 , < 4.2 (semver) Unaffected: 5.10.261 , ≤ 5.10.* (semver) Unaffected: 5.15.212 , ≤ 5.15.* (semver) Unaffected: 6.1.178 , ≤ 6.1.* (semver) Unaffected: 6.6.145 , ≤ 6.6.* (semver) Unaffected: 6.12.97 , ≤ 6.12.* (semver) Unaffected: 6.18.40 , ≤ 6.18.* (semver) Unaffected: 7.1.5 , ≤ 7.1.* (semver) Unaffected: 7.2 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/nvdimm/btt.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "9ab5293d9ac3f2c4232220e563d04701f5f44607",
              "status": "affected",
              "version": "5212e11fde4d40fa627668b4f2222d20db488f71",
              "versionType": "git"
            },
            {
              "lessThan": "68c967e105d50f885e02b0dbdc9211fd5f84bdcd",
              "status": "affected",
              "version": "5212e11fde4d40fa627668b4f2222d20db488f71",
              "versionType": "git"
            },
            {
              "lessThan": "0b63788093ff6ccfffe6e87de9e08aeeb406599c",
              "status": "affected",
              "version": "5212e11fde4d40fa627668b4f2222d20db488f71",
              "versionType": "git"
            },
            {
              "lessThan": "5804e6a6912b5a1e47c821777d69191d69a3fe64",
              "status": "affected",
              "version": "5212e11fde4d40fa627668b4f2222d20db488f71",
              "versionType": "git"
            },
            {
              "lessThan": "52a7e7ece79c4b0f406149e19cd2b4b11a6c19e4",
              "status": "affected",
              "version": "5212e11fde4d40fa627668b4f2222d20db488f71",
              "versionType": "git"
            },
            {
              "lessThan": "f4ca396bdd60b4e0a665b2589bfc4ddbea9bda2b",
              "status": "affected",
              "version": "5212e11fde4d40fa627668b4f2222d20db488f71",
              "versionType": "git"
            },
            {
              "lessThan": "7e49684d90faa34ff6d5586be658e986d9d475ac",
              "status": "affected",
              "version": "5212e11fde4d40fa627668b4f2222d20db488f71",
              "versionType": "git"
            },
            {
              "lessThan": "1a6b6442a982d0ca5fb6a1a39b6f6dfd760eda57",
              "status": "affected",
              "version": "5212e11fde4d40fa627668b4f2222d20db488f71",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/nvdimm/btt.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.2"
            },
            {
              "lessThan": "4.2",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.261",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.212",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.178",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.145",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.97",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.40",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.1.*",
              "status": "unaffected",
              "version": "7.1.5",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.261",
                  "versionStartIncluding": "4.2",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.212",
                  "versionStartIncluding": "4.2",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.178",
                  "versionStartIncluding": "4.2",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.145",
                  "versionStartIncluding": "4.2",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.97",
                  "versionStartIncluding": "4.2",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.40",
                  "versionStartIncluding": "4.2",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.1.5",
                  "versionStartIncluding": "4.2",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.2",
                  "versionStartIncluding": "4.2",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnvdimm/btt: Free arenas on btt_init() error paths\n\nThe arenas allocated by discover_arenas() or create_arenas() are not\nfreed on some error paths in btt_init(). This leaks memory when BTT\ninitialization fails.\n\nCall free_arenas() from the affected error paths to release the\nallocations.\n\n[ as: commit message and log edits ]"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-17T05:10:39.755Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/9ab5293d9ac3f2c4232220e563d04701f5f44607"
        },
        {
          "url": "https://git.kernel.org/stable/c/68c967e105d50f885e02b0dbdc9211fd5f84bdcd"
        },
        {
          "url": "https://git.kernel.org/stable/c/0b63788093ff6ccfffe6e87de9e08aeeb406599c"
        },
        {
          "url": "https://git.kernel.org/stable/c/5804e6a6912b5a1e47c821777d69191d69a3fe64"
        },
        {
          "url": "https://git.kernel.org/stable/c/52a7e7ece79c4b0f406149e19cd2b4b11a6c19e4"
        },
        {
          "url": "https://git.kernel.org/stable/c/f4ca396bdd60b4e0a665b2589bfc4ddbea9bda2b"
        },
        {
          "url": "https://git.kernel.org/stable/c/7e49684d90faa34ff6d5586be658e986d9d475ac"
        },
        {
          "url": "https://git.kernel.org/stable/c/1a6b6442a982d0ca5fb6a1a39b6f6dfd760eda57"
        }
      ],
      "title": "nvdimm/btt: Free arenas on btt_init() error paths",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-72224",
    "datePublished": "2026-08-15T05:54:16.781Z",
    "dateReserved": "2026-08-09T03:40:39.913Z",
    "dateUpdated": "2026-08-17T05:10:39.755Z",
    "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.

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

FKIE_CVE-2026-72224

CVE-2026-72224 (GCVE-0-2026-72224)

Tags

Sightings

Nomenclature