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CVE-2022-50566 mtd: Fix device name leak when register device failed in add_mtd_device()

🗓️ 22 Oct 2025 13:23:23Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

Fix device name leak in MTD when device registration fails by calling put_device().

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/mtd/mtdcore.c"
    ],
    "versions": [
      {
        "version": "1f24b5a8ecbb2a3c7080f418974d40e3ffedb221",
        "lessThan": "a75f45afa932bfb24a2603ebcea5efd2e7cdcfd6",
        "status": "affected",
        "versionType": "git"
      },
      {
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        "status": "affected",
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      },
      {
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        "status": "affected",
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      },
      {
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        "status": "affected",
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        "status": "affected",
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      },
      {
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        "lessThan": "71212d73184845c944ef1b43f092e643e5bde003",
        "status": "affected",
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      },
      {
        "version": "1f24b5a8ecbb2a3c7080f418974d40e3ffedb221",
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        "status": "affected",
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      },
      {
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      },
      {
        "version": "1f24b5a8ecbb2a3c7080f418974d40e3ffedb221",
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        "status": "affected",
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      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/mtd/mtdcore.c"
    ],
    "versions": [
      {
        "version": "2.6.30",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.30",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.9.337",
        "lessThanOrEqual": "4.9.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.14.303",
        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.19.270",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.229",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.163",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.86",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0.16",
        "lessThanOrEqual": "6.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.2",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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