CVE-2023-53674 (GCVE-0-2023-53674)
Vulnerability from cvelistv5
Published
2025-10-07 15:21
Modified
2025-10-07 15:21
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: clk: Fix memory leak in devm_clk_notifier_register() devm_clk_notifier_register() allocates a devres resource for clk notifier but didn't register that to the device, so the notifier didn't get unregistered on device detach and the allocated resource was leaked. Fix the issue by registering the resource through devres_add(). This issue was found with kmemleak on a Chromebook.
References
Impacted products
Vendor Product Version
Linux Linux Version: 6d30d50d037dfa092f9d5d1fffa348ab4abb7163
Version: 6d30d50d037dfa092f9d5d1fffa348ab4abb7163
Version: 6d30d50d037dfa092f9d5d1fffa348ab4abb7163
Version: 6d30d50d037dfa092f9d5d1fffa348ab4abb7163
Version: 6d30d50d037dfa092f9d5d1fffa348ab4abb7163
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{
  "containers": {
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        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/clk/clk.c"
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          "vendor": "Linux",
          "versions": [
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              "version": "6.5",
              "versionType": "original_commit_for_fix"
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      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
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              "negate": false,
              "operator": "OR"
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nclk: Fix memory leak in devm_clk_notifier_register()\n\ndevm_clk_notifier_register() allocates a devres resource for clk\nnotifier but didn\u0027t register that to the device, so the notifier didn\u0027t\nget unregistered on device detach and the allocated resource was leaked.\n\nFix the issue by registering the resource through devres_add().\n\nThis issue was found with kmemleak on a Chromebook."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-10-07T15:21:30.320Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/a326cf0107b197e649bbaa2a2b1355894826ce32"
        },
        {
          "url": "https://git.kernel.org/stable/c/49451db71b746df990888068961f1033f7c9b734"
        },
        {
          "url": "https://git.kernel.org/stable/c/cb1b04fd4283fc8f9acefe0ddc61ba072ed44877"
        },
        {
          "url": "https://git.kernel.org/stable/c/efbbda79b2881a04dcd0e8f28634933d79e17e49"
        },
        {
          "url": "https://git.kernel.org/stable/c/7fb933e56f77a57ef7cfc59fc34cbbf1b1fa31ff"
        }
      ],
      "title": "clk: Fix memory leak in devm_clk_notifier_register()",
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  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2023-53674",
    "datePublished": "2025-10-07T15:21:30.320Z",
    "dateReserved": "2025-10-07T15:16:59.663Z",
    "dateUpdated": "2025-10-07T15:21:30.320Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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