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CVE-2023-53380 md/raid10: fix null-ptr-deref of mreplace in raid10_sync_request

🗓️ 18 Sep 2025 13:33:25Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

Linux kernel fixes null pointer dereference in raid ten sync by merging two checks and using mreplace instead of need_replace.

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/raid10.c"
    ],
    "versions": [
      {
        "version": "ee37d7314a32ab6809eacc3389bad0406c69a81f",
        "lessThan": "45fa023b3334a7ae6f6c4eb977295804222dfa28",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ee37d7314a32ab6809eacc3389bad0406c69a81f",
        "lessThan": "2990e2ece18dd4cca71b3109c80517ad94adb065",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ee37d7314a32ab6809eacc3389bad0406c69a81f",
        "lessThan": "f4368a462b1f9a8ecc2fdb09a28c3d4cad302a4f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ee37d7314a32ab6809eacc3389bad0406c69a81f",
        "lessThan": "222cc459d59857ee28a5366dc225ab42b22f9272",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ee37d7314a32ab6809eacc3389bad0406c69a81f",
        "lessThan": "b5015b97adda6a24dd3e713c63e521ecbeff25c6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ee37d7314a32ab6809eacc3389bad0406c69a81f",
        "lessThan": "144c7fd008e0072b0b565f1157eec618de54ca8a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ee37d7314a32ab6809eacc3389bad0406c69a81f",
        "lessThan": "34817a2441747b48e444cb0e05d84e14bc9443da",
        "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/raid10.c"
    ],
    "versions": [
      {
        "version": "4.20",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.20",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.251",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.188",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.121",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.39",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.3.13",
        "lessThanOrEqual": "6.3.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.4.4",
        "lessThanOrEqual": "6.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.5",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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