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CVE-2026-23251 xfs: only call xf{array,blob}_destroy if we have a valid pointer

🗓️ 18 Mar 2026 17:01:42Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 17 Views

CVE-2026-23251: xfs destroys xfarray/xfblob only with a valid pointer and nulls it.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/xfs/scrub/agheader_repair.c",
      "fs/xfs/scrub/attr_repair.c",
      "fs/xfs/scrub/dir_repair.c",
      "fs/xfs/scrub/dirtree.c",
      "fs/xfs/scrub/nlinks.c"
    ],
    "versions": [
      {
        "version": "ab97f4b1c030750f2475bf4da8a9554d02206640",
        "lessThan": "5de5be3ed7e7fa4ebde4f4b58fb9a629644f9202",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ab97f4b1c030750f2475bf4da8a9554d02206640",
        "lessThan": "c9ccefacae0d8091683447bc338bd7741417039d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ab97f4b1c030750f2475bf4da8a9554d02206640",
        "lessThan": "d827612c81a26cc1dd83a211cfcb5ad8765da0c4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ab97f4b1c030750f2475bf4da8a9554d02206640",
        "lessThan": "ba408d299a3bb3c5309f40c5326e4fb83ead4247",
        "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/xfs/scrub/agheader_repair.c",
      "fs/xfs/scrub/attr_repair.c",
      "fs/xfs/scrub/dir_repair.c",
      "fs/xfs/scrub/dirtree.c",
      "fs/xfs/scrub/nlinks.c"
    ],
    "versions": [
      {
        "version": "6.10",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.10",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.75",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.16",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.6",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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