{
  "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-2022-49280",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-49280",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-02-26T01:56:22.662Z",
    "updatedAt": "2026-08-05T08:54:34.949Z",
    "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": "NFSD: prevent underflow in nfssvc_decode_writeargs()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nNFSD: prevent underflow in nfssvc_decode_writeargs()\n\nSmatch complains:\n\n\tfs/nfsd/nfsxdr.c:341 nfssvc_decode_writeargs()\n\twarn: no lower bound on 'args->len'\n\nChange the type to unsigned to prevent this issue.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "a51b5b737a0be93fae6ea2a18df03ab2359a3f4b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "614a61e1592051cc42d3c38f899c9f7bdaad8a1d"
            },
            {
              "version": "a51b5b737a0be93fae6ea2a18df03ab2359a3f4b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "2764af8ce0bf03cc43ee4a11897cab96bde6caae"
            },
            {
              "version": "a51b5b737a0be93fae6ea2a18df03ab2359a3f4b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "413d8fefafe531a9442bb623e3fe292a38f88d65"
            },
            {
              "version": "a51b5b737a0be93fae6ea2a18df03ab2359a3f4b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "184416d4b98509fb4c3d8fc3d6dc1437896cc159"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.12",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.12"
            },
            {
              "version": "5.15.33",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "5.16.19",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.16.*"
            },
            {
              "version": "5.17.2",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.17.*"
            },
            {
              "version": "5.18",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}