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CVE-2025-40167 ext4: detect invalid INLINE_DATA + EXTENTS flag combination

🗓️ 12 Nov 2025 10:26:24Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

Reject inodes with both inline data and extents flags in ext4 to avoid invalid cache extent calculation.

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/inode.c"
    ],
    "versions": [
      {
        "version": "f19d5870cbf72d4cb2a8e1f749dff97af99b071e",
        "lessThan": "4954d297c91d292630ab43ba4d195dc371ce65d3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f19d5870cbf72d4cb2a8e1f749dff97af99b071e",
        "lessThan": "f061f7c331fc16250fc82aa68964f35821687217",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f19d5870cbf72d4cb2a8e1f749dff97af99b071e",
        "lessThan": "2e9e10657b04152ed0d6ecae8d0c02a3405e28f5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f19d5870cbf72d4cb2a8e1f749dff97af99b071e",
        "lessThan": "1437c95ab2a28b138d4521653583729f61ccb48b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f19d5870cbf72d4cb2a8e1f749dff97af99b071e",
        "lessThan": "cb6039b68efa547b676a8a10fc4618d9d1865c23",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f19d5870cbf72d4cb2a8e1f749dff97af99b071e",
        "lessThan": "de985264eef64be8a90595908f2e6a87946dad34",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f19d5870cbf72d4cb2a8e1f749dff97af99b071e",
        "lessThan": "1f5ccd22ff482639133f2a0fe08f6d19d0e68717",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f19d5870cbf72d4cb2a8e1f749dff97af99b071e",
        "lessThan": "1d3ad183943b38eec2acf72a0ae98e635dc8456b",
        "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/inode.c"
    ],
    "versions": [
      {
        "version": "3.8",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.8",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.301",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.246",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.196",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.158",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.114",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.55",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.17.5",
        "lessThanOrEqual": "6.17.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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