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CVE-2026-74671 ima: fix out-of-bounds read in xattr_verify()

🗓️ 22 Aug 2026 15:32:41Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 21 Views

Out-of-bounds read in Linux kernel IMA xattr_verify() due to int/size_t underflow in length check.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "security/integrity/ima/ima_appraise.c"
    ],
    "versions": [
      {
        "version": "3ea7a56067e663278470c04fd655adf809e72d4d",
        "lessThan": "d823b5f4557083d1dd92096f796a78a2b1b06d10",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3ea7a56067e663278470c04fd655adf809e72d4d",
        "lessThan": "caeb105c15ea2431fa8da7ecfa242d0c68272426",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3ea7a56067e663278470c04fd655adf809e72d4d",
        "lessThan": "a784b4732ac7e51862b9b210c2d8b2ab9e83568c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3ea7a56067e663278470c04fd655adf809e72d4d",
        "lessThan": "b6cb134707a2127d90a58d69dd818679cae8033c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3ea7a56067e663278470c04fd655adf809e72d4d",
        "lessThan": "7e515b6c9aab452a4f0734bd7208e4e780e164ca",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3ea7a56067e663278470c04fd655adf809e72d4d",
        "lessThan": "27f3924061592d0ef6b04e16f48754b6cb6adf27",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3ea7a56067e663278470c04fd655adf809e72d4d",
        "lessThan": "dd04114af0d451091f7b8cbd26d9e37d011e9131",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3ea7a56067e663278470c04fd655adf809e72d4d",
        "lessThan": "5ff232d31106f45ac87c3b64e1d35a0667777797",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "security/integrity/ima/ima_appraise.c"
    ],
    "versions": [
      {
        "version": "3.13",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.13",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.265",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.216",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.183",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.152",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.104",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.45",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.9",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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