CVE-2025-38144 (GCVE-0-2025-38144)
Vulnerability from cvelistv5
Published
2025-07-03 08:35
Modified
2025-07-28 04:13
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: watchdog: lenovo_se30_wdt: Fix possible devm_ioremap() NULL pointer dereference in lenovo_se30_wdt_probe() devm_ioremap() returns NULL on error. Currently, lenovo_se30_wdt_probe() does not check for this case, which results in a NULL pointer dereference. Add NULL check after devm_ioremap() to prevent this issue.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/57f7a1da0ec06d8579accaf77762d0128d13e4af
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a4e2401438a26131ecff9be6a3a1d4cbfea66f9a
Impacted products
Vendor Product Version
Linux Linux Version: c284153a2c5537db4fec51ac850c17d2eb1ffcfe
Version: c284153a2c5537db4fec51ac850c17d2eb1ffcfe
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   Linux Linux Version: 6.15
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{
  "containers": {
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      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/watchdog/lenovo_se30_wdt.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
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            {
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      ],
      "cpeApplicability": [
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          "nodes": [
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                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.15.3",
                  "versionStartIncluding": "6.15",
                  "vulnerable": true
                },
                {
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                }
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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\nwatchdog: lenovo_se30_wdt: Fix possible devm_ioremap() NULL pointer dereference in lenovo_se30_wdt_probe()\n\ndevm_ioremap() returns NULL on error. Currently, lenovo_se30_wdt_probe()\ndoes not check for this case, which results in a NULL pointer\ndereference.\n\nAdd NULL check after devm_ioremap() to prevent this issue."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-07-28T04:13:25.382Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/57f7a1da0ec06d8579accaf77762d0128d13e4af"
        },
        {
          "url": "https://git.kernel.org/stable/c/a4e2401438a26131ecff9be6a3a1d4cbfea66f9a"
        }
      ],
      "title": "watchdog: lenovo_se30_wdt: Fix possible devm_ioremap() NULL pointer dereference in lenovo_se30_wdt_probe()",
      "x_generator": {
        "engine": "bippy-1.2.0"
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-38144",
    "datePublished": "2025-07-03T08:35:45.584Z",
    "dateReserved": "2025-04-16T04:51:23.988Z",
    "dateUpdated": "2025-07-28T04:13:25.382Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-38144\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-07-03T09:15:29.150\",\"lastModified\":\"2025-07-03T15:13:53.147\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nwatchdog: lenovo_se30_wdt: Fix possible devm_ioremap() NULL pointer dereference in lenovo_se30_wdt_probe()\\n\\ndevm_ioremap() returns NULL on error. Currently, lenovo_se30_wdt_probe()\\ndoes not check for this case, which results in a NULL pointer\\ndereference.\\n\\nAdd NULL check after devm_ioremap() to prevent this issue.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: watchdog: lenovo_se30_wdt: Se corrige la posible desreferencia de puntero nulo de devm_ioremap() en lenovo_se30_wdt_probe(). Devm_ioremap() devuelve NULL en caso de error. Actualmente, lenovo_se30_wdt_probe() no comprueba este caso, lo que resulta en una desreferencia de puntero nulo. Agregue la comprobaci\u00f3n de NULL despu\u00e9s de devm_ioremap() para evitar este problema.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/57f7a1da0ec06d8579accaf77762d0128d13e4af\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a4e2401438a26131ecff9be6a3a1d4cbfea66f9a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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