{
  "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-2022-49191",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-49191",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-02-26T01:55:38.124Z",
    "updatedAt": "2026-05-11T18:54:53.083Z",
    "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": "mxser: fix xmit_buf leak in activate when LSR == 0xff",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nmxser: fix xmit_buf leak in activate when LSR == 0xff\n\nWhen LSR is 0xff in ->activate() (rather unlike), we return an error.\nProvided ->shutdown() is not called when ->activate() fails, nothing\nactually frees the buffer in this case.\n\nFix this by properly freeing the buffer in a designated label. We jump\nthere also from the \"!info->type\" if now too.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "6769140d304731f0a3b177470a2adb4bacd9036b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "376922045009f8ea2d20a8fa3475e95b47c41690"
            },
            {
              "version": "6769140d304731f0a3b177470a2adb4bacd9036b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "125b7c929fc9b1e5eaa344bceb6367dfa6fd3f9d"
            },
            {
              "version": "6769140d304731f0a3b177470a2adb4bacd9036b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "685b6d16bf89595310b5d61394c9b97cc9505c7c"
            },
            {
              "version": "6769140d304731f0a3b177470a2adb4bacd9036b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "996291d06851a26678a0fab488b6e1f0677c0576"
            },
            {
              "version": "6769140d304731f0a3b177470a2adb4bacd9036b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "2cd05c38a27bee7fb42aa4d43174d68ac55dac0f"
            },
            {
              "version": "6769140d304731f0a3b177470a2adb4bacd9036b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b125b08dbee3611f03f53b71471813ed4ccafcdd"
            },
            {
              "version": "6769140d304731f0a3b177470a2adb4bacd9036b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6c9041b2f90c0eace73106f22350e1d2c98f5edc"
            },
            {
              "version": "6769140d304731f0a3b177470a2adb4bacd9036b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6dffc2035fbaada60ca8db59e0962e34f760370a"
            },
            {
              "version": "6769140d304731f0a3b177470a2adb4bacd9036b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "cd3a4907ee334b40d7aa880c7ab310b154fd5cd4"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.33",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.33"
            },
            {
              "version": "4.9.311",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.9.*"
            },
            {
              "version": "4.14.276",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "version": "4.19.238",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.189",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.110",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "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": "*"
            }
          ]
        }
      ]
    }
  }
}