{
  "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-2026-80867",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-80867",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-09-04T16:48:15.723Z",
    "updatedAt": "2026-09-04T16:48:15.723Z",
    "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": "alpha/PCI: Add security_locked_down() check to pci_mmap_resource()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nalpha/PCI: Add security_locked_down() check to pci_mmap_resource()\n\nCurrently, Alpha's pci_mmap_resource() does not check\nsecurity_locked_down(LOCKDOWN_PCI_ACCESS) before allowing userspace to mmap\nPCI BARs.\n\nThe generic version has had this check since commit eb627e17727e (\"PCI:\nLock down BAR access when the kernel is locked down\") to prevent DMA\nattacks when the kernel is locked down.\n\nAdd the same check to Alpha's pci_mmap_resource().",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "eb627e17727ebeede70697ae1798688b0d328b54",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6e368485a1ac19fbde0a8b6a332d4545ae72a8ac"
            },
            {
              "version": "eb627e17727ebeede70697ae1798688b0d328b54",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ed2cd1fee0ed16a1c2dff49175e65c641eb8ae2b"
            },
            {
              "version": "eb627e17727ebeede70697ae1798688b0d328b54",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c3234efe21d4198945492cf7dba6859476f0f6ff"
            },
            {
              "version": "eb627e17727ebeede70697ae1798688b0d328b54",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4de5ff924c0a8ef8166c1a68af9087826e1e8d61"
            },
            {
              "version": "eb627e17727ebeede70697ae1798688b0d328b54",
              "status": "affected",
              "versionType": "git",
              "lessThan": "85f966b1120874fe530edec50d28373ceb06ebcd"
            },
            {
              "version": "eb627e17727ebeede70697ae1798688b0d328b54",
              "status": "affected",
              "versionType": "git",
              "lessThan": "94defb18ac792fd16407d5a52ad0d3f5055c4b43"
            },
            {
              "version": "eb627e17727ebeede70697ae1798688b0d328b54",
              "status": "affected",
              "versionType": "git",
              "lessThan": "257b55dc3d18d7ef01f62a8ff7317871f7597e28"
            },
            {
              "version": "eb627e17727ebeede70697ae1798688b0d328b54",
              "status": "affected",
              "versionType": "git",
              "lessThan": "78a228f0aa0e9eba31955950c8a40a9945e2c8bb"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.4",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.4"
            },
            {
              "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": "7.1.5",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.1.*"
            },
            {
              "version": "7.2",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}