{
  "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-2026-80663",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-80663",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-08-28T06:49:06.882Z",
    "updatedAt": "2026-10-16T19:26:32.045Z",
    "importedAt": "2026-10-24T01:58:30.346Z",
    "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": "tools/power/x86/intel-speed-select: Harden daemon pidfile open",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ntools/power/x86/intel-speed-select: Harden daemon pidfile open\n\nAvoid symlink-based pidfile clobbering by opening the pidfile with\nO_NOFOLLOW and validating it with fstat() before locking/writing.\n\nThe daemon currently uses a fixed pidfile path under /tmp. A local\nunprivileged user can pre-create a symlink at that path and cause a\nroot-run daemon instance to write into an attacker-chosen file.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "7fd786dfbd2c55ddee3b87f33c82f1c58bdb1dd6",
              "status": "affected",
              "versionType": "git",
              "lessThan": "905493a6338c82a70da16f86e0a6215db5a3d73d"
            },
            {
              "version": "7fd786dfbd2c55ddee3b87f33c82f1c58bdb1dd6",
              "status": "affected",
              "versionType": "git",
              "lessThan": "db938eb9a3c1317596c28e94413b33426508d51b"
            },
            {
              "version": "7fd786dfbd2c55ddee3b87f33c82f1c58bdb1dd6",
              "status": "affected",
              "versionType": "git",
              "lessThan": "72a07abc6b9046f07a08bba353cad7667bcc9dce"
            },
            {
              "version": "7fd786dfbd2c55ddee3b87f33c82f1c58bdb1dd6",
              "status": "affected",
              "versionType": "git",
              "lessThan": "19ffeb30fdfce63f8d6aca71bcdddb3f69d46278"
            },
            {
              "version": "7fd786dfbd2c55ddee3b87f33c82f1c58bdb1dd6",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e8adac69d1bdf035ef97cc914e845acd4ef08e28"
            },
            {
              "version": "7fd786dfbd2c55ddee3b87f33c82f1c58bdb1dd6",
              "status": "affected",
              "versionType": "git",
              "lessThan": "607af438e6430893a822964c841a1994b33acccc"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.18",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.18"
            },
            {
              "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": "7.1.5",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.1.*"
            },
            {
              "version": "7.2",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}