{
  "schema_version": "1.4.0",
  "id": "GHSA-j8c4-54pw-h2vw",
  "modified": "2022-05-24T17:45:31Z",
  "published": "2022-05-24T17:45:31Z",
  "aliases": [
    "CVE-2020-7463"
  ],
  "details": "In FreeBSD 12.1-STABLE before r364644, 11.4-STABLE before r364651, 12.1-RELEASE before p9, 11.4-RELEASE before p3, and 11.3-RELEASE before p13, improper handling in the kernel causes a use-after-free bug by sending large user messages from multiple threads on the same SCTP socket. The use-after-free situation may result in unintended kernel behaviour including a kernel panic.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-7463"
    },
    {
      "type": "WEB",
      "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-20:25.sctp.asc"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT212317"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT212318"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT212319"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT212321"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT212323"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT212324"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT212325"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2021/Apr/49"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2021/Apr/50"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2021/Apr/57"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2021/Apr/58"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2021/Apr/59"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "severity": "MODERATE",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-03-26T21:15:00Z"
  }
}