{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2026-64371",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-64371",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-07-25T08:50:23.981Z",
    "updatedAt": "2026-10-15T01:23:38.736Z",
    "importedAt": "2026-10-24T01:58:25.636Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "proc: protect ptrace_may_access() with exec_update_lock (part 1)",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nproc: protect ptrace_may_access() with exec_update_lock (part 1)\n\nFix the easy cases where procfs currently calls ptrace_may_access() without\nexec_update_lock protection, where the fix is to simply add the extra lock\nor use mm_access():\n\n - do_task_stat(): grab exec_update_lock\n - proc_pid_wchan(): grab exec_update_lock\n - proc_map_files_lookup(): use mm_access() instead of get_task_mm()\n - proc_map_files_readdir(): use mm_access() instead of get_task_mm()\n - proc_ns_get_link(): grab exec_update_lock\n - proc_ns_readlink(): grab exec_update_lock",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "f83ce3e6b02d5e48b3a43b001390e2b58820389d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ae1e630bcaac739f625822078edbaea98366930d"
            },
            {
              "version": "f83ce3e6b02d5e48b3a43b001390e2b58820389d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d54f14655fd7d7b293698a8b6918563c4c0465e7"
            },
            {
              "version": "f83ce3e6b02d5e48b3a43b001390e2b58820389d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "bb43679356f1f2a4c6b1c88aec4f021e5b5c74e9"
            },
            {
              "version": "f83ce3e6b02d5e48b3a43b001390e2b58820389d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7456ae990a9738962b33146916fabca62ae3d4e0"
            },
            {
              "version": "f83ce3e6b02d5e48b3a43b001390e2b58820389d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4bfe8c481846cee52473a2f7d7b30ee8e6749fc4"
            },
            {
              "version": "f83ce3e6b02d5e48b3a43b001390e2b58820389d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f9b4b03ccc9c69bf7f7298d4559906ebea7143b3"
            },
            {
              "version": "f83ce3e6b02d5e48b3a43b001390e2b58820389d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c1cfd63326f5d09999134e9052c353faf738286e"
            },
            {
              "version": "f83ce3e6b02d5e48b3a43b001390e2b58820389d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6650527444dadc63d84aa939d14ecba4fadb2f69"
            },
            {
              "version": "6b06d6282100dd5aacf7d45443d651a1995bd9c4",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "334ed22054b2ec8477e4409e214fc139cf937ef6",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "2.6.27.23",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "2.6.28"
            },
            {
              "version": "2.6.29.3",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "2.6.30"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.30",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.30"
            },
            {
              "version": "5.10.261",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.212",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.178",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.145",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.97",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.40",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.1.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.1.*"
            },
            {
              "version": "7.2",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}