{
  "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-2022-50575",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-50575",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-10-22T13:23:29.595Z",
    "updatedAt": "2026-05-11T19:22:04.640Z",
    "importedAt": "2026-10-24T01:56:49.724Z",
    "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": "xen/privcmd: Fix a possible warning in privcmd_ioctl_mmap_resource()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nxen/privcmd: Fix a possible warning in privcmd_ioctl_mmap_resource()\n\nAs 'kdata.num' is user-controlled data, if user tries to allocate\nmemory larger than(>=) MAX_ORDER, then kcalloc() will fail, it\ncreates a stack trace and messes up dmesg with a warning.\n\nCall trace:\n-> privcmd_ioctl\n--> privcmd_ioctl_mmap_resource\n\nAdd __GFP_NOWARN in order to avoid too large allocation warning.\nThis is detected by static analysis using smatch.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "3ad0876554cafa368f574d4d408468510543e9ff",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5d68ae32d132ea2af73bc223fd64c46f85302a8b"
            },
            {
              "version": "3ad0876554cafa368f574d4d408468510543e9ff",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4f983ee5e5de924d93a7bbb4e6f68f38c6256cd5"
            },
            {
              "version": "3ad0876554cafa368f574d4d408468510543e9ff",
              "status": "affected",
              "versionType": "git",
              "lessThan": "46026bb057c35f5bb111bf95e00cd8366d2e34d4"
            },
            {
              "version": "3ad0876554cafa368f574d4d408468510543e9ff",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0bf874183b32eae2cc20e3c5be38ec3d33e7e564"
            },
            {
              "version": "3ad0876554cafa368f574d4d408468510543e9ff",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e0c5f1058ed96f2b7487560c4c4cbd768d13d065"
            },
            {
              "version": "3ad0876554cafa368f574d4d408468510543e9ff",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4da411086f5ab32f811a89ef804980ec106ebb65"
            },
            {
              "version": "3ad0876554cafa368f574d4d408468510543e9ff",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8b997b2bb2c53b76a6db6c195930e9ab8e4b0c79"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.18",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.18"
            },
            {
              "version": "4.19.270",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.229",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.163",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.86",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.0.16",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.0.*"
            },
            {
              "version": "6.1.2",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.2",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}