{
  "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-2026-80547",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-80547",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-08-26T14:37:18.159Z",
    "updatedAt": "2026-10-16T19:26:25.722Z",
    "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": "s390/vfio_ccw: Implement a crw lock",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ns390/vfio_ccw: Implement a crw lock\n\nUnlike the channel_program struct, which covers synchronous I/O\nsubmissions and asynchronous interrupts, the CRW region relies\nexclusively on asynchronous events coming from hardware.\n\nImplement a lock to manage the list of those payloads, to ensure\nthey are read cohesively.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "3f02cb2fd9d2d9e8762102886e3e4b51285797ee",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3c94d4179bcc19e01b28db634c07a58b28116209"
            },
            {
              "version": "3f02cb2fd9d2d9e8762102886e3e4b51285797ee",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0edd222730a9d7ec98368aaf1d40ee2d8d862e61"
            },
            {
              "version": "3f02cb2fd9d2d9e8762102886e3e4b51285797ee",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a3d60ae24183eee352c8e87a0ff94c97cd87f156"
            },
            {
              "version": "3f02cb2fd9d2d9e8762102886e3e4b51285797ee",
              "status": "affected",
              "versionType": "git",
              "lessThan": "49fa26b0df009dc1f420980bd71780e70615b83b"
            },
            {
              "version": "3f02cb2fd9d2d9e8762102886e3e4b51285797ee",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7902be374cbfc11c3435e1e87bf22195bf06a558"
            },
            {
              "version": "3f02cb2fd9d2d9e8762102886e3e4b51285797ee",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c76c4ee72bfc3824f4f491f18ed0323bf2e2daf9"
            },
            {
              "version": "3f02cb2fd9d2d9e8762102886e3e4b51285797ee",
              "status": "affected",
              "versionType": "git",
              "lessThan": "16b0798024c0e9117e395829ddbbe70981c79d9c"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.8",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.8"
            },
            {
              "version": "5.15.218",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.185",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.154",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.105",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.46",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.1.10",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.1.*"
            },
            {
              "version": "7.2",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}