{
  "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-2026-58093",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-58093",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-08-26T05:33:30.605Z",
    "updatedAt": "2026-08-27T03:56:58.736Z",
    "importedAt": "2026-10-24T01:58:20.586Z",
    "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": "Kernel use-after-free via tty ioctls",
      "summary": "The TIOCSCTTY ioctl handler drops the tty lock in order to acquire the process tree lock.  After reacquiring the tty lock, the handler did not revalidate the state of the terminal, and could proceed to link a terminal that was concurrently being destroyed to the calling process' session.\n\nAn unprivileged local user can exploit this race condition to escalate privileges.",
      "affected": [
        {
          "vendor": "FreeBSD",
          "product": "FreeBSD",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "15.1-RELEASE",
              "status": "affected",
              "versionType": "release",
              "lessThan": "p3"
            },
            {
              "version": "15.0-RELEASE",
              "status": "affected",
              "versionType": "release",
              "lessThan": "p13"
            },
            {
              "version": "14.4-RELEASE",
              "status": "affected",
              "versionType": "release",
              "lessThan": "p9"
            }
          ]
        }
      ]
    }
  }
}