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CVE-2025-68368 md: init bioset in mddev_init

🗓️ 24 Dec 2025 10:32:54Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 21 Views

Linux kernel: init bioset in mddev_init to prevent NULL pointer dereference when updating md metadata via sysfs.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/md/md.c"
    ],
    "versions": [
      {
        "version": "d981ed8419303ed12351eea8541ad6cb76455fe3",
        "lessThan": "9d37fe37dfa0833a8768740f0575e0ffd793cb4a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d981ed8419303ed12351eea8541ad6cb76455fe3",
        "lessThan": "381a3ce1c0ffed647c9b913e142b099c7e9d5afc",
        "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/md/md.c"
    ],
    "versions": [
      {
        "version": "6.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.2",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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