{
  "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-2022-50251",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-50251",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-09-15T14:02:12.331Z",
    "updatedAt": "2026-05-11T19:15:41.971Z",
    "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": "mmc: vub300: fix return value check of mmc_add_host()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: vub300: fix return value check of mmc_add_host()\n\nmmc_add_host() may return error, if we ignore its return value, the memory\nthat allocated in mmc_alloc_host() will be leaked and it will lead a kernel\ncrash because of deleting not added device in the remove path.\n\nSo fix this by checking the return value and goto error path which will call\nmmc_free_host(), besides, the timer added before mmc_add_host() needs be del.\n\nAnd this patch fixes another missing call mmc_free_host() if usb_control_msg()\nfails.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "88095e7b473a3d9ec3b9c60429576e9cbd327c89",
              "status": "affected",
              "versionType": "git",
              "lessThan": "41ed46bdbd2878cd6567abe0974a445f8b1b8ec8"
            },
            {
              "version": "88095e7b473a3d9ec3b9c60429576e9cbd327c89",
              "status": "affected",
              "versionType": "git",
              "lessThan": "25f05d762ca5e1c685002a53dd44f68e78ca3feb"
            },
            {
              "version": "88095e7b473a3d9ec3b9c60429576e9cbd327c89",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a46e681151bbdacdf6b89ee8c4e5bad0555142bb"
            },
            {
              "version": "88095e7b473a3d9ec3b9c60429576e9cbd327c89",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3b29f8769d32016b2d89183db4d80c7a71b7e35e"
            },
            {
              "version": "88095e7b473a3d9ec3b9c60429576e9cbd327c89",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3049a3b927a40d89d4582ff1033cd7953be773c7"
            },
            {
              "version": "88095e7b473a3d9ec3b9c60429576e9cbd327c89",
              "status": "affected",
              "versionType": "git",
              "lessThan": "afc898019e7bf18c5eb7a0ac19852fcb1b341b3c"
            },
            {
              "version": "88095e7b473a3d9ec3b9c60429576e9cbd327c89",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c9e85979b59cb86f0a15defa8199d740e2b36b90"
            },
            {
              "version": "88095e7b473a3d9ec3b9c60429576e9cbd327c89",
              "status": "affected",
              "versionType": "git",
              "lessThan": "2044b2ea77945f372ef161d1bbf814e471767ff2"
            },
            {
              "version": "88095e7b473a3d9ec3b9c60429576e9cbd327c89",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0613ad2401f88bdeae5594c30afe318e93b14676"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "3.0",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "3.0"
            },
            {
              "version": "4.9.337",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.9.*"
            },
            {
              "version": "4.14.303",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "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": "*"
            }
          ]
        }
      ]
    }
  }
}