GHSA-6QVP-R6R3-9P7H高危已审查

Nokogiri NULL Pointer Dereference

OSV 1.4.0 · github-reviewed · 修改于 2025-12-05 00:20

发布时间

2019-01-17 22:05

GitHub 审查时间

2020-06-17 05:20

NVD 发布时间

2018-07-19 21:29

源文件

advisories/github-reviewed/2019/01/GHSA-6qvp-r6r3-9p7h/GHSA-6qvp-r6r3-9p7h.json

公告说明

A NULL pointer dereference vulnerability exists in the xpath.c:xmlXPathCompOpEval() function of libxml2 through 2.9.8 when parsing an invalid XPath expression in the XPATH_OP_AND or XPATH_OP_OR case. Applications processing untrusted XSL format inputs with the use of the libxml2 library may be vulnerable to a denial of service attack due to a crash of the application.

受影响的软件包

RubyGems

nokogiri

ECOSYSTEM

引入0修复1.8.5

标识信息

别名 / CVE

CVE-2018-14404

CWE

CWE-476

软件生态

RubyGems

扩展资料

暂无扩展资料。

CVSS 评分

CVSS_V3

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

原始 OSV JSON

{
  "id": "GHSA-6qvp-r6r3-9p7h",
  "aliases": [
    "CVE-2018-14404"
  ],
  "details": "A NULL pointer dereference vulnerability exists in the `xpath.c:xmlXPathCompOpEval()` function of libxml2 through 2.9.8 when parsing an invalid XPath expression in the `XPATH_OP_AND` or `XPATH_OP_OR` case. Applications processing untrusted XSL format inputs with the use of the libxml2 library may be vulnerable to a denial of service attack due to a crash of the application.",
  "summary": "Nokogiri NULL Pointer Dereference",
  "affected": [
    {
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.8.5"
            }
          ]
        }
      ],
      "package": {
        "name": "nokogiri",
        "ecosystem": "RubyGems"
      }
    }
  ],
  "modified": "2025-12-04T16:20:45Z",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
    }
  ],
  "published": "2019-01-17T14:05:03Z",
  "references": [
    {
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-14404",
      "type": "ADVISORY"
    },
    {
      "url": "https://github.com/sparklemotion/nokogiri/issues/1785",
      "type": "WEB"
    },
    {
      "url": "https://access.redhat.com/errata/RHSA-2019:1543",
      "type": "WEB"
    },
    {
      "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=901817",
      "type": "WEB"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1595985",
      "type": "WEB"
    },
    {
      "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/nokogiri/CVE-2018-14404.yml",
      "type": "WEB"
    },
    {
      "url": "https://gitlab.gnome.org/GNOME/libxml2/issues/10",
      "type": "WEB"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00035.html",
      "type": "WEB"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html",
      "type": "WEB"
    },
    {
      "url": "https://security.netapp.com/advisory/ntap-20190719-0002",
      "type": "WEB"
    },
    {
      "url": "https://usn.ubuntu.com/3739-1",
      "type": "WEB"
    },
    {
      "url": "https://usn.ubuntu.com/3739-2",
      "type": "WEB"
    }
  ],
  "schema_version": "1.4.0",
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "severity": "HIGH",
    "github_reviewed": true,
    "nvd_published_at": "2018-07-19T13:29:00Z",
    "github_reviewed_at": "2020-06-16T21:20:04Z"
  }
}