github - ghsa-8r3f-48gc-phmq

GHSA-8R3F-48GC-PHMQ

Vulnerability from github – Published: 2025-10-28 12:30 – Updated: 2025-10-28 12:30

Details

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

wifi: mt76: mt7996: Check phy before init msta_link in mt7996_mac_sta_add_links()

In order to avoid a possible NULL pointer dereference in mt7996_mac_sta_init_link routine, move the phy pointer check before running mt7996_mac_sta_init_link() in mt7996_mac_sta_add_links routine.

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{
  "affected": [],
  "aliases": [
    "CVE-2025-40066"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-10-28T12:15:41Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7996: Check phy before init msta_link in mt7996_mac_sta_add_links()\n\nIn order to avoid a possible NULL pointer dereference in\nmt7996_mac_sta_init_link routine, move the phy pointer check before\nrunning mt7996_mac_sta_init_link() in mt7996_mac_sta_add_links routine.",
  "id": "GHSA-8r3f-48gc-phmq",
  "modified": "2025-10-28T12:30:17Z",
  "published": "2025-10-28T12:30:17Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-40066"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2e671536c1c3c7bcad95d408a4ab42e2e54d1882"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fe5fffadc6c77c56f122cf1042dc830f59e904bf"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2025-40066 (GCVE-0-2025-40066)

Vulnerability from cvelistv5 – Published: 2025-10-28 11:48 – Updated: 2025-12-01 06:17

Summary

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: Check phy before init msta_link in mt7996_mac_sta_add_links() In order to avoid a possible NULL pointer dereference in mt7996_mac_sta_init_link routine, move the phy pointer check before running mt7996_mac_sta_init_link() in mt7996_mac_sta_add_links routine.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/2e671536c1c3c7bca…
	https://git.kernel.org/stable/c/fe5fffadc6c77c56f…

Impacted products

Vendor

Product

Version

Linux

Affected: dd82a9e02c054052b5899872c1f32805428f6131 , < 2e671536c1c3c7bcad95d408a4ab42e2e54d1882 (git)
Affected: dd82a9e02c054052b5899872c1f32805428f6131 , < fe5fffadc6c77c56f122cf1042dc830f59e904bf (git)

Linux

Affected: 6.15
Unaffected: 0 , < 6.15 (semver)
Unaffected: 6.17.3 , ≤ 6.17.* (semver)
Unaffected: 6.18 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/mediatek/mt76/mt7996/main.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "2e671536c1c3c7bcad95d408a4ab42e2e54d1882",
              "status": "affected",
              "version": "dd82a9e02c054052b5899872c1f32805428f6131",
              "versionType": "git"
            },
            {
              "lessThan": "fe5fffadc6c77c56f122cf1042dc830f59e904bf",
              "status": "affected",
              "version": "dd82a9e02c054052b5899872c1f32805428f6131",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/mediatek/mt76/mt7996/main.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.15"
            },
            {
              "lessThan": "6.15",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.17.*",
              "status": "unaffected",
              "version": "6.17.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.18",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.17.3",
                  "versionStartIncluding": "6.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18",
                  "versionStartIncluding": "6.15",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7996: Check phy before init msta_link in mt7996_mac_sta_add_links()\n\nIn order to avoid a possible NULL pointer dereference in\nmt7996_mac_sta_init_link routine, move the phy pointer check before\nrunning mt7996_mac_sta_init_link() in mt7996_mac_sta_add_links routine."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-01T06:17:17.116Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/2e671536c1c3c7bcad95d408a4ab42e2e54d1882"
        },
        {
          "url": "https://git.kernel.org/stable/c/fe5fffadc6c77c56f122cf1042dc830f59e904bf"
        }
      ],
      "title": "wifi: mt76: mt7996: Check phy before init msta_link in mt7996_mac_sta_add_links()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-40066",
    "datePublished": "2025-10-28T11:48:36.438Z",
    "dateReserved": "2025-04-16T07:20:57.159Z",
    "dateUpdated": "2025-12-01T06:17:17.116Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

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-8R3F-48GC-PHMQ

CVE-2025-40066 (GCVE-0-2025-40066)

Tags

Sightings

Nomenclature