{
  "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-2022-50876",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-50876",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-12-30T12:23:16.790Z",
    "updatedAt": "2026-05-11T19:26:50.207Z",
    "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": "usb: musb: Fix musb_gadget.c rxstate overflow bug",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: musb: Fix musb_gadget.c rxstate overflow bug\n\nThe usb function device call musb_gadget_queue() adds the passed\nrequest to musb_ep::req_list,If the (request->length > musb_ep->packet_sz)\nand (is_buffer_mapped(req) return false),the rxstate() will copy all data\nin fifo to request->buf which may cause request->buf out of bounds.\n\nFix it by add the length check :\nfifocnt = min_t(unsigned, request->length - request->actual, fifocnt);",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "826f84ab04a5cafe484ea9c2c85a3930068e5cb7"
            },
            {
              "version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a1008c8b9f357691ce6a8fdb8f157aecb2d79167"
            },
            {
              "version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7c80f3a918ba9aa26fb699ee887064ec3af0396a"
            },
            {
              "version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d6afcab1b48f4051211c50145b9e91be3b1b42c9"
            },
            {
              "version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "acf0006f2b2b2ca672988875fd154429aafb2a9b"
            },
            {
              "version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3c84c7f592c4ba38f54ddaddd0115acc443025db"
            },
            {
              "version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a9ccd2ab1becf5dcb6d57e9fcd981f5eaa606c96"
            },
            {
              "version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "523313881f0aa5cbbdb548ce575b6e58b202bd76"
            },
            {
              "version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "eea4c860c3b366369eff0489d94ee4f0571d467d"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.3",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.3"
            },
            {
              "version": "4.9.331",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.9.*"
            },
            {
              "version": "4.14.296",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "version": "4.19.262",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.220",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.150",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.75",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "5.19.17",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.19.*"
            },
            {
              "version": "6.0.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.0.*"
            },
            {
              "version": "6.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}