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CVE-2023-53247 btrfs: set_page_extent_mapped after read_folio in btrfs_cont_expand

🗓️ 15 Sep 2025 14:46:17Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

CVE-2023-53247 fixes a btrfs_cont_expand bug leaving a mapped but not up-to-date page.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/btrfs/inode.c"
    ],
    "versions": [
      {
        "version": "32443de3382be98c0a8b8f6f50d23da2e10c4117",
        "lessThan": "0a5e0bc8e8618e32a6ca64450867628eb0a627bf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "32443de3382be98c0a8b8f6f50d23da2e10c4117",
        "lessThan": "a5880e69cf7fe4a0bb1eabae02205352d1b59b7b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "32443de3382be98c0a8b8f6f50d23da2e10c4117",
        "lessThan": "17b17fcd6d446b95904a6929c40012ee7f0afc0c",
        "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/btrfs/inode.c"
    ],
    "versions": [
      {
        "version": "5.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.42",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.4.7",
        "lessThanOrEqual": "6.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.5",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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11 May 2026 19:41Current
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