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CVE-2022-50622 ext4: fix potential memory leak in ext4_fc_record_modified_inode()

🗓️ 08 Dec 2025 01:16:35Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 24 Views

Fixed memory leak in ext4_fc_record_modified_inode when krealloc returns NULL.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/ext4/fast_commit.c"
    ],
    "versions": [
      {
        "version": "8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2",
        "lessThan": "c9ce7766dc4e88e624c62a68221a3bbe8f06e856",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2",
        "lessThan": "9b5eb368a86f97eb9831f5b53b8e43ec69bc7cd4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2",
        "lessThan": "c0be17635f039f864b1108efec0015c73736e414",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2",
        "lessThan": "24d39affc6be1acf6df86a8c3e2413b8a73749c7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2",
        "lessThan": "9305721a309fa1bd7c194e0d4a2335bf3b29dca4",
        "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/ext4/fast_commit.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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