CVE-2025-40156 (GCVE-0-2025-40156)
Vulnerability from cvelistv5
Published
2025-11-12 10:23
Modified
2025-11-12 10:23
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: PM / devfreq: mtk-cci: Fix potential error pointer dereference in probe() The drv->sram_reg pointer could be set to ERR_PTR(-EPROBE_DEFER) which would lead to a error pointer dereference. Use IS_ERR_OR_NULL() to check that the pointer is valid.
References
Impacted products
Vendor Product Version
Linux Linux Version: e09bd5757b5227d6804b30c58d4587f7f87d1afa
Version: e09bd5757b5227d6804b30c58d4587f7f87d1afa
Version: e09bd5757b5227d6804b30c58d4587f7f87d1afa
Version: e09bd5757b5227d6804b30c58d4587f7f87d1afa
Version: e09bd5757b5227d6804b30c58d4587f7f87d1afa
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/devfreq/mtk-cci-devfreq.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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        {
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          "product": "Linux",
          "programFiles": [
            "drivers/devfreq/mtk-cci-devfreq.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.1"
            },
            {
              "lessThan": "6.1",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.156",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.112",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.53",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.17.*",
              "status": "unaffected",
              "version": "6.17.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.18-rc1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                  "versionStartIncluding": "6.1",
                  "vulnerable": true
                },
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                  "vulnerable": true
                },
                {
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                  "vulnerable": true
                },
                {
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                  "versionEndExcluding": "6.18-rc1",
                  "versionStartIncluding": "6.1",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nPM / devfreq: mtk-cci: Fix potential error pointer dereference in probe()\n\nThe drv-\u003esram_reg pointer could be set to ERR_PTR(-EPROBE_DEFER) which\nwould lead to a error pointer dereference.  Use IS_ERR_OR_NULL() to check\nthat the pointer is valid."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-11-12T10:23:28.994Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/9cc23e221f392304b7b8aad213812564ddf6517e"
        },
        {
          "url": "https://git.kernel.org/stable/c/80eab6a9df7e1107dc334434dbacd05297703377"
        },
        {
          "url": "https://git.kernel.org/stable/c/44e32104cf7e670e3d683c97b52350d8fac23322"
        },
        {
          "url": "https://git.kernel.org/stable/c/24d61b6e23d2c7291c528dd43a0bf76b5c05c8f0"
        },
        {
          "url": "https://git.kernel.org/stable/c/fc33bf0e097c6834646b98a7b3da0ae5b617f0f9"
        }
      ],
      "title": "PM / devfreq: mtk-cci: Fix potential error pointer dereference in probe()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-40156",
    "datePublished": "2025-11-12T10:23:28.994Z",
    "dateReserved": "2025-04-16T07:20:57.176Z",
    "dateUpdated": "2025-11-12T10:23:28.994Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-40156\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-11-12T11:15:45.610\",\"lastModified\":\"2025-11-12T16:19:12.850\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nPM / devfreq: mtk-cci: Fix potential error pointer dereference in probe()\\n\\nThe drv-\u003esram_reg pointer could be set to ERR_PTR(-EPROBE_DEFER) which\\nwould lead to a error pointer dereference.  Use IS_ERR_OR_NULL() to check\\nthat the pointer is valid.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/24d61b6e23d2c7291c528dd43a0bf76b5c05c8f0\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/44e32104cf7e670e3d683c97b52350d8fac23322\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/80eab6a9df7e1107dc334434dbacd05297703377\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/9cc23e221f392304b7b8aad213812564ddf6517e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/fc33bf0e097c6834646b98a7b3da0ae5b617f0f9\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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