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CVE-2026-43118 btrfs: fix zero size inode with non-zero size after log replay

🗓️ 06 May 2026 07:40:42Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 38 Views

Fix btrfs log replay not updating inode size after logging inode exists with hardlinks.

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/tree-log.c"
    ],
    "versions": [
      {
        "version": "12fcfd22fe5bf4fe74710232098bc101af497995",
        "lessThan": "fddb157536e67a055597f00a8b4922d5f5ed0826",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "12fcfd22fe5bf4fe74710232098bc101af497995",
        "lessThan": "03e966b63df5b06790310c1faaf3e0cb43adea8b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "12fcfd22fe5bf4fe74710232098bc101af497995",
        "lessThan": "5254d4181add9dfaa5e3519edd71cc8f752b2f85",
        "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/tree-log.c"
    ],
    "versions": [
      {
        "version": "2.6.30",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.30",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.24",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.14",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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