Vulnerability-Lookup

GHSA-39RV-MMW2-58P4

Vulnerability from github – Published: 2026-08-15 06:32 – Updated: 2026-08-15 06:32

Details

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

power: supply: core: fix supplied_from allocations

If dts property power-supplies has multiple values, then accessing to psy->supplied_from[i-1] in __power_supply_populate_supplied_from will overrun supplied_from array.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-74271"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-15T06:22:26Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\npower: supply: core: fix supplied_from allocations\n\nIf dts property power-supplies has multiple values, then accessing to\npsy-\u003esupplied_from[i-1] in __power_supply_populate_supplied_from will\noverrun supplied_from array.",
  "id": "GHSA-39rv-mmw2-58p4",
  "modified": "2026-08-15T06:32:27Z",
  "published": "2026-08-15T06:32:27Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-74271"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/14357ba006e1586e4b4e809c074b21baf0aa4c4b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/23a29ee1d9de38b7d6226b27653bc736b28ff05a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ae55e4bf18ee0c4c170797dd65e17dbdf644fcf2"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ba61aed9a34671222d1149acfc2f0179a9ce7e80"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d0503357653ee62188987a26baa2d7f3689f367e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fefc9dad30d545be288d50a0b10d00465015fcfe"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-74271 (GCVE-0-2026-74271)

Vulnerability from cvelistv5 – Published: 2026-08-15 05:57 – Updated: 2026-08-17 05:16

Title

power: supply: core: fix supplied_from allocations

Summary

In the Linux kernel, the following vulnerability has been resolved: power: supply: core: fix supplied_from allocations If dts property power-supplies has multiple values, then accessing to psy->supplied_from[i-1] in __power_supply_populate_supplied_from will overrun supplied_from array.

Severity

No CVSS data available.

Assigner

Linux mitre root

References

6 references

URL	Tags
https://git.kernel.org/stable/c/ae55e4bf18ee0c4c1…
https://git.kernel.org/stable/c/23a29ee1d9de38b7d…
https://git.kernel.org/stable/c/fefc9dad30d545be2…
https://git.kernel.org/stable/c/d0503357653ee6218…
https://git.kernel.org/stable/c/14357ba006e1586e4…
https://git.kernel.org/stable/c/ba61aed9a34671222…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: f6e0b081fb300a4601b064346963cf6bb163f437 , < ae55e4bf18ee0c4c170797dd65e17dbdf644fcf2 (git) Affected: f6e0b081fb300a4601b064346963cf6bb163f437 , < 23a29ee1d9de38b7d6226b27653bc736b28ff05a (git) Affected: f6e0b081fb300a4601b064346963cf6bb163f437 , < fefc9dad30d545be288d50a0b10d00465015fcfe (git) Affected: f6e0b081fb300a4601b064346963cf6bb163f437 , < d0503357653ee62188987a26baa2d7f3689f367e (git) Affected: f6e0b081fb300a4601b064346963cf6bb163f437 , < 14357ba006e1586e4b4e809c074b21baf0aa4c4b (git) Affected: f6e0b081fb300a4601b064346963cf6bb163f437 , < ba61aed9a34671222d1149acfc2f0179a9ce7e80 (git)
Linux	Linux	Affected: 3.10 Unaffected: 0 , < 3.10 (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)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/power/supply/power_supply_core.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "ae55e4bf18ee0c4c170797dd65e17dbdf644fcf2",
              "status": "affected",
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            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
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          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "3.10"
            },
            {
              "lessThan": "3.10",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.178",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.145",
              "versionType": "semver"
            },
            {
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              "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": "6.1.178",
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        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npower: supply: core: fix supplied_from allocations\n\nIf dts property power-supplies has multiple values, then accessing to\npsy-\u003esupplied_from[i-1] in __power_supply_populate_supplied_from will\noverrun supplied_from array."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-17T05:16:14.971Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
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          "url": "https://git.kernel.org/stable/c/ae55e4bf18ee0c4c170797dd65e17dbdf644fcf2"
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        {
          "url": "https://git.kernel.org/stable/c/23a29ee1d9de38b7d6226b27653bc736b28ff05a"
        },
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          "url": "https://git.kernel.org/stable/c/fefc9dad30d545be288d50a0b10d00465015fcfe"
        },
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          "url": "https://git.kernel.org/stable/c/d0503357653ee62188987a26baa2d7f3689f367e"
        },
        {
          "url": "https://git.kernel.org/stable/c/14357ba006e1586e4b4e809c074b21baf0aa4c4b"
        },
        {
          "url": "https://git.kernel.org/stable/c/ba61aed9a34671222d1149acfc2f0179a9ce7e80"
        }
      ],
      "title": "power: supply: core: fix supplied_from allocations",
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      }
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    "assignerShortName": "Linux",
    "cveId": "CVE-2026-74271",
    "datePublished": "2026-08-15T05:57:44.853Z",
    "dateReserved": "2026-08-15T05:44:03.879Z",
    "dateUpdated": "2026-08-17T05:16:14.971Z",
    "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

GHSA-39RV-MMW2-58P4

CVE-2026-74271 (GCVE-0-2026-74271)

Tags

Sightings

Nomenclature