CVE-2025-38541 (GCVE-0-2025-38541)

Vulnerability from cvelistv5 – Published: 2025-08-16 11:22 – Updated: 2025-08-16 11:22
VLAI?
Title
wifi: mt76: mt7925: Fix null-ptr-deref in mt7925_thermal_init()
Summary
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: Fix null-ptr-deref in mt7925_thermal_init() devm_kasprintf() returns NULL on error. Currently, mt7925_thermal_init() does not check for this case, which results in a NULL pointer dereference. Add NULL check after devm_kasprintf() to prevent this issue.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 396e41a74a88654f23e36c46d2995752c91654a5 , < 1bbdf4213711bb6dc365e7628430a63dd3280794 (git)
Affected: 396e41a74a88654f23e36c46d2995752c91654a5 , < 2e99e9b34ece0b6d3e82cb757e9f60fa414da999 (git)
Affected: 396e41a74a88654f23e36c46d2995752c91654a5 , < 03ee8f73801a8f46d83dfc2bf73fb9ffa5a21602 (git)
Create a notification for this product.
    Linux Linux Affected: 6.9
Unaffected: 0 , < 6.9 (semver)
Unaffected: 6.12.39 , ≤ 6.12.* (semver)
Unaffected: 6.15.7 , ≤ 6.15.* (semver)
Unaffected: 6.16 , ≤ * (original_commit_for_fix)
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/mediatek/mt76/mt7925/init.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "1bbdf4213711bb6dc365e7628430a63dd3280794",
              "status": "affected",
              "version": "396e41a74a88654f23e36c46d2995752c91654a5",
              "versionType": "git"
            },
            {
              "lessThan": "2e99e9b34ece0b6d3e82cb757e9f60fa414da999",
              "status": "affected",
              "version": "396e41a74a88654f23e36c46d2995752c91654a5",
              "versionType": "git"
            },
            {
              "lessThan": "03ee8f73801a8f46d83dfc2bf73fb9ffa5a21602",
              "status": "affected",
              "version": "396e41a74a88654f23e36c46d2995752c91654a5",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/mediatek/mt76/mt7925/init.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.9"
            },
            {
              "lessThan": "6.9",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.39",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.15.*",
              "status": "unaffected",
              "version": "6.15.7",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.16",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.39",
                  "versionStartIncluding": "6.9",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.15.7",
                  "versionStartIncluding": "6.9",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.16",
                  "versionStartIncluding": "6.9",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7925: Fix null-ptr-deref in mt7925_thermal_init()\n\ndevm_kasprintf() returns NULL on error. Currently, mt7925_thermal_init()\ndoes not check for this case, which results in a NULL pointer\ndereference.\n\nAdd NULL check after devm_kasprintf() to prevent this issue."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-08-16T11:22:15.776Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/1bbdf4213711bb6dc365e7628430a63dd3280794"
        },
        {
          "url": "https://git.kernel.org/stable/c/2e99e9b34ece0b6d3e82cb757e9f60fa414da999"
        },
        {
          "url": "https://git.kernel.org/stable/c/03ee8f73801a8f46d83dfc2bf73fb9ffa5a21602"
        }
      ],
      "title": "wifi: mt76: mt7925: Fix null-ptr-deref in mt7925_thermal_init()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-38541",
    "datePublished": "2025-08-16T11:22:15.776Z",
    "dateReserved": "2025-04-16T04:51:24.024Z",
    "dateUpdated": "2025-08-16T11:22:15.776Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.