{
  "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-2026-74515",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-74515",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-08-15T12:27:35.567Z",
    "updatedAt": "2026-10-16T19:05:51.934Z",
    "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": "KVM: s390: pci: Reject adapter interrupt forwarding if already enabled",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: s390: pci: Reject adapter interrupt forwarding if already enabled\n\nThe MPCIFC instruction doesn't allow registering adapter interrupts without\nfirst unregistering. So reject any request to enable interrupt forwarding\nif its already enabled for the zPCI device. This also fixes overwriting and\nthus leaking resources when the ioctl is called multiple times for the same\ndevice.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
              "status": "affected",
              "versionType": "git",
              "lessThan": "642d2d1067f7c4d753ae0e3ba5bc98b43cfe3c70"
            },
            {
              "version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
              "status": "affected",
              "versionType": "git",
              "lessThan": "78d9648e7e960546d5b72504a0b0358cd8bb1e9d"
            },
            {
              "version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6be1ff49ba81f96a6fa55915e6d920be43ac57cc"
            },
            {
              "version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6837f0ae85fd54cf64c8a0c7c530bba2fae0a207"
            },
            {
              "version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
              "status": "affected",
              "versionType": "git",
              "lessThan": "591952b63a9f976da7d49f719f36ec826ee2a575"
            },
            {
              "version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8fa01be5a6149404adb82c0979a78f6347edd3ef"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.0",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.0"
            },
            {
              "version": "6.1.183",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.151",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.103",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.44",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.1.8",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.1.*"
            },
            {
              "version": "7.2",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}