Vulnerability-Lookup

FKIE_CVE-2026-43143

Vulnerability from fkie_nvd - Published: 2026-05-06 12:16 - Updated: 2026-05-13 18:41

Severity ?

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

Summary

In the Linux kernel, the following vulnerability has been resolved: mfd: core: Add locking around 'mfd_of_node_list' Manipulating a list in the kernel isn't safe without some sort of mutual exclusion. Add a mutex any time we access / modify 'mfd_of_node_list' to prevent possible crashes.

References

URL	Tags
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/20117c92bcf9c11afd64d7481d8f94fdf410726e	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/45341856ecda1d56689451abd5cf1d1aa57dbe47	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/9b02e3fec3a7fcb990b4d3bd3b13d7edf123dca6	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/db131ef9d8980cf60dcac8cf94c036eccf75e5d0	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/dcfa679bba02412f2087be21cf06ae88b1f4e0ef	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/e2e7c275f557e2b75e3128f4818063798248774c	Patch

Impacted products

Vendor	Product	Version
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*

JSON

To clipboard

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "C071FD3B-46E1-4938-B277-F84C773B9F56",
              "versionEndExcluding": "6.1.165",
              "versionStartIncluding": "5.9",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "851E9353-6C09-4CC9-877E-E09DB164A3C2",
              "versionEndExcluding": "6.6.128",
              "versionStartIncluding": "6.2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "BCE16369-98ED-41CF-8995-DFDC10B288D2",
              "versionEndExcluding": "6.12.75",
              "versionStartIncluding": "6.7",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "B4B8CDA9-BADF-4CF5-8B3B-702DE8EEA40B",
              "versionEndExcluding": "6.18.16",
              "versionStartIncluding": "6.13",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "373EEEDA-FAA1-4FB4-B6ED-DB4DD99DBE67",
              "versionEndExcluding": "6.19.6",
              "versionStartIncluding": "6.19",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmfd: core: Add locking around \u0027mfd_of_node_list\u0027\n\nManipulating a list in the kernel isn\u0027t safe without some sort of\nmutual exclusion. Add a mutex any time we access / modify\n\u0027mfd_of_node_list\u0027 to prevent possible crashes."
    }
  ],
  "id": "CVE-2026-43143",
  "lastModified": "2026-05-13T18:41:04.083",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2026-05-06T12:16:31.747",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/20117c92bcf9c11afd64d7481d8f94fdf410726e"
    },
    {
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      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/45341856ecda1d56689451abd5cf1d1aa57dbe47"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
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    },
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      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/db131ef9d8980cf60dcac8cf94c036eccf75e5d0"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
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      "url": "https://git.kernel.org/stable/c/dcfa679bba02412f2087be21cf06ae88b1f4e0ef"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/e2e7c275f557e2b75e3128f4818063798248774c"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2026-43143 (GCVE-0-2026-43143)

Vulnerability from cvelistv5 – Published: 2026-05-06 11:27 – Updated: 2026-05-11 22:18

Title

mfd: core: Add locking around 'mfd_of_node_list'

Summary

Severity ?

No CVSS data available.

Assigner

Linux

References

6 references

URL	Tags
https://git.kernel.org/stable/c/dcfa679bba02412f2…
https://git.kernel.org/stable/c/e2e7c275f557e2b75…
https://git.kernel.org/stable/c/db131ef9d8980cf60…
https://git.kernel.org/stable/c/9b02e3fec3a7fcb99…
https://git.kernel.org/stable/c/45341856ecda1d566…
https://git.kernel.org/stable/c/20117c92bcf9c11af…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 466a62d7642f02f36d37d9b30c19a725538a01ca , < dcfa679bba02412f2087be21cf06ae88b1f4e0ef (git) Affected: 466a62d7642f02f36d37d9b30c19a725538a01ca , < e2e7c275f557e2b75e3128f4818063798248774c (git) Affected: 466a62d7642f02f36d37d9b30c19a725538a01ca , < db131ef9d8980cf60dcac8cf94c036eccf75e5d0 (git) Affected: 466a62d7642f02f36d37d9b30c19a725538a01ca , < 9b02e3fec3a7fcb990b4d3bd3b13d7edf123dca6 (git) Affected: 466a62d7642f02f36d37d9b30c19a725538a01ca , < 45341856ecda1d56689451abd5cf1d1aa57dbe47 (git) Affected: 466a62d7642f02f36d37d9b30c19a725538a01ca , < 20117c92bcf9c11afd64d7481d8f94fdf410726e (git)
Linux	Linux	Affected: 5.9 Unaffected: 0 , < 5.9 (semver) Unaffected: 6.1.165 , ≤ 6.1.* (semver) Unaffected: 6.6.128 , ≤ 6.6.* (semver) Unaffected: 6.12.75 , ≤ 6.12.* (semver) Unaffected: 6.18.16 , ≤ 6.18.* (semver) Unaffected: 6.19.6 , ≤ 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/mfd/mfd-core.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "dcfa679bba02412f2087be21cf06ae88b1f4e0ef",
              "status": "affected",
              "version": "466a62d7642f02f36d37d9b30c19a725538a01ca",
              "versionType": "git"
            },
            {
              "lessThan": "e2e7c275f557e2b75e3128f4818063798248774c",
              "status": "affected",
              "version": "466a62d7642f02f36d37d9b30c19a725538a01ca",
              "versionType": "git"
            },
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              "versionType": "git"
            },
            {
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              "status": "affected",
              "version": "466a62d7642f02f36d37d9b30c19a725538a01ca",
              "versionType": "git"
            },
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              "versionType": "git"
            },
            {
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              "status": "affected",
              "version": "466a62d7642f02f36d37d9b30c19a725538a01ca",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/mfd/mfd-core.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.9"
            },
            {
              "lessThan": "5.9",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
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              "status": "unaffected",
              "version": "6.1.165",
              "versionType": "semver"
            },
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              "status": "unaffected",
              "version": "6.6.128",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.75",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.16",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.19.*",
              "status": "unaffected",
              "version": "6.19.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
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          "nodes": [
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        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T22:18:35.396Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
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        },
        {
          "url": "https://git.kernel.org/stable/c/20117c92bcf9c11afd64d7481d8f94fdf410726e"
        }
      ],
      "title": "mfd: core: Add locking around \u0027mfd_of_node_list\u0027",
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        "engine": "bippy-1.2.0"
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2026-43143",
    "datePublished": "2026-05-06T11:27:27.506Z",
    "dateReserved": "2026-05-01T14:12:55.989Z",
    "dateUpdated": "2026-05-11T22:18:35.396Z",
    "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-2026-43143

CVE-2026-43143 (GCVE-0-2026-43143)

Tags

Sightings

Nomenclature