{
  "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-2022-50830",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-50830",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-12-30T12:10:52.099Z",
    "updatedAt": "2026-05-11T19:25:56.572Z",
    "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": "auxdisplay: hd44780: Fix potential memory leak in hd44780_remove()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nauxdisplay: hd44780: Fix potential memory leak in hd44780_remove()\n\nhd44780_probe() allocates a memory chunk for hd with kzalloc() and\nmakes \"lcd->drvdata->hd44780\" point to it. When we call hd44780_remove(),\nwe should release all relevant memory and resource. But \"lcd->drvdata\n->hd44780\" is not released, which will lead to a memory leak.\n\nWe should release the \"lcd->drvdata->hd44780\" in hd44780_remove() to fix\nthe memory leak bug.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "718e05ed92ecac0d9d3954bcc8064527c3ce7565",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8311961a1724bfc64390c539dedc31e067a80315"
            },
            {
              "version": "718e05ed92ecac0d9d3954bcc8064527c3ce7565",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6cd37f8232f5e169a723e1d5fbe3b2139c2ef763"
            },
            {
              "version": "718e05ed92ecac0d9d3954bcc8064527c3ce7565",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5d407911e605702ffcc0e97a6db546592ab27dd0"
            },
            {
              "version": "718e05ed92ecac0d9d3954bcc8064527c3ce7565",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ddf75a86aba2cfb7ec4497e8692b60c8c8fe0ee7"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.11",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.11"
            },
            {
              "version": "5.15.100",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.18",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.2.5",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.2.*"
            },
            {
              "version": "6.3",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}