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CVE-2025-38144 watchdog: lenovo_se30_wdt: Fix possible devm_ioremap() NULL pointer dereference in lenovo_se30_wdt_probe()

🗓️ 03 Jul 2025 08:35:45Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 8 Views

Fixed NULL pointer dereference in lenovo_se30_wdt_probe() by adding check after devm_ioremap() call.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/watchdog/lenovo_se30_wdt.c"
    ],
    "versions": [
      {
        "version": "c284153a2c5537db4fec51ac850c17d2eb1ffcfe",
        "lessThan": "57f7a1da0ec06d8579accaf77762d0128d13e4af",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c284153a2c5537db4fec51ac850c17d2eb1ffcfe",
        "lessThan": "a4e2401438a26131ecff9be6a3a1d4cbfea66f9a",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/watchdog/lenovo_se30_wdt.c"
    ],
    "versions": [
      {
        "version": "6.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.15",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.15.3",
        "lessThanOrEqual": "6.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.16",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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