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CVE-2022-50835 jbd2: add miss release buffer head in fc_do_one_pass()

🗓️ 30 Dec 2025 12:10:55Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 20 Views

Linux kernel jbd2 fc_do_one_pass misses releasing a buffer head, causing a reference count leak.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/jbd2/recovery.c"
    ],
    "versions": [
      {
        "version": "5b849b5f96b47d82b5a432d8b91a8ad260e1de46",
        "lessThan": "e65506ff181fc176088f32117d69b9cb1ddda777",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5b849b5f96b47d82b5a432d8b91a8ad260e1de46",
        "lessThan": "56fcd0788f0d9243c1754bd6f80b8b327c4afeee",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5b849b5f96b47d82b5a432d8b91a8ad260e1de46",
        "lessThan": "27c7bd35135d5ab38b9138ecf186ce54a96c98d9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5b849b5f96b47d82b5a432d8b91a8ad260e1de46",
        "lessThan": "1f48116cbd3404898c9022892e114dd7cc3063c1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5b849b5f96b47d82b5a432d8b91a8ad260e1de46",
        "lessThan": "dfff66f30f66b9524b661f311bbed8ff3d2ca49f",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/jbd2/recovery.c"
    ],
    "versions": [
      {
        "version": "5.10",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.10",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.150",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.75",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.19.17",
        "lessThanOrEqual": "5.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0.3",
        "lessThanOrEqual": "6.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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