ghsa-wcg9-65qx-c5vj
Vulnerability from github
Published
2022-05-17 00:31
Modified
2022-05-17 00:31
Details

The OpenBSD qsort() function is recursive, and not randomized, an attacker can construct a pathological input array of N elements that causes qsort() to deterministically recurse N/4 times. This allows attackers to consume arbitrary amounts of stack memory and manipulate stack memory to assist in arbitrary code execution attacks. This affects OpenBSD 6.1 and possibly earlier versions.

Show details on source website


{
  "affected": [],
  "aliases": [
    "CVE-2017-1000373"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-06-19T16:29:00Z",
    "severity": "MODERATE"
  },
  "details": "The OpenBSD qsort() function is recursive, and not randomized, an attacker can construct a pathological input array of N elements that causes qsort() to deterministically recurse N/4 times. This allows attackers to consume arbitrary amounts of stack memory and manipulate stack memory to assist in arbitrary code execution attacks. This affects OpenBSD 6.1 and possibly earlier versions.",
  "id": "GHSA-wcg9-65qx-c5vj",
  "modified": "2022-05-17T00:31:37Z",
  "published": "2022-05-17T00:31:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-1000373"
    },
    {
      "type": "WEB",
      "url": "https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/lib/libc/stdlib/qsort.c?rev=1.15\u0026content-type=text/x-cvsweb-markup"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/HT208112"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/HT208113"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/HT208115"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/HT208144"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/42271"
    },
    {
      "type": "WEB",
      "url": "https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txt"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/99177"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1039427"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L",
      "type": "CVSS_V3"
    }
  ]
}


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