{
  "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-2022-50019",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-50019",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-06-18T11:01:23.332Z",
    "updatedAt": "2026-05-11T19:11:12.898Z",
    "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": "tty: serial: Fix refcount leak bug in ucc_uart.c",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ntty: serial: Fix refcount leak bug in ucc_uart.c\n\nIn soc_info(), of_find_node_by_type() will return a node pointer\nwith refcount incremented. We should use of_node_put() when it is\nnot used anymore.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "d7584ed2b994a572326650b0c4d2c25961e6f49d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8245e7d1d7f75a9255ad1e8146752e5051d528b8"
            },
            {
              "version": "d7584ed2b994a572326650b0c4d2c25961e6f49d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ec56f886f3bf0f15f7a3844d4c025e165b8e8de7"
            },
            {
              "version": "d7584ed2b994a572326650b0c4d2c25961e6f49d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "59bc4c19d53bdac61ec952c01c6e864f5f0f8367"
            },
            {
              "version": "d7584ed2b994a572326650b0c4d2c25961e6f49d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ca3fc1c38e4253bc019881301a28ea60b8b0bca3"
            },
            {
              "version": "d7584ed2b994a572326650b0c4d2c25961e6f49d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "81939c4fbc2d5c754d0f1c1f05149d4b70d751ed"
            },
            {
              "version": "d7584ed2b994a572326650b0c4d2c25961e6f49d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "17c32546166d8a7d2579c4b57c8b16241f94a66b"
            },
            {
              "version": "d7584ed2b994a572326650b0c4d2c25961e6f49d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f6ed634eedb1a8a6a8cb110a7695c7abb70ffcbf"
            },
            {
              "version": "d7584ed2b994a572326650b0c4d2c25961e6f49d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d24d7bb2cd947676f9b71fb944d045e09b8b282f"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.25",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.25"
            },
            {
              "version": "4.9.326",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.9.*"
            },
            {
              "version": "4.14.291",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "version": "4.19.256",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.211",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.138",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.63",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "5.19.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.19.*"
            },
            {
              "version": "6.0",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}