GHSA-882p-jqgm-f45g
Vulnerability from github
Published
2018-04-13 16:17
Modified
2023-05-04 19:56
Severity ?
6.5 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Summary
Uncontrolled resource consumption in nokogiri
Details

The xz_head function in xzlib.c in libxml2 before 2.9.6 allows remote attackers to cause a denial of service (memory consumption) via a crafted LZMA file, because the decoder functionality does not restrict memory usage to what is required for a legitimate file.

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{
   affected: [
      {
         package: {
            ecosystem: "RubyGems",
            name: "nokogiri",
         },
         ranges: [
            {
               events: [
                  {
                     introduced: "0",
                  },
                  {
                     fixed: "1.8.2",
                  },
               ],
               type: "ECOSYSTEM",
            },
         ],
      },
   ],
   aliases: [
      "CVE-2017-18258",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-770",
      ],
      github_reviewed: true,
      github_reviewed_at: "2020-06-16T21:24:47Z",
      nvd_published_at: "2018-04-08T17:29:00Z",
      severity: "MODERATE",
   },
   details: "The xz_head function in xzlib.c in libxml2 before 2.9.6 allows remote attackers to cause a denial of service (memory consumption) via a crafted LZMA file, because the decoder functionality does not restrict memory usage to what is required for a legitimate file.",
   id: "GHSA-882p-jqgm-f45g",
   modified: "2023-05-04T19:56:39Z",
   published: "2018-04-13T16:17:46Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2017-18258",
      },
      {
         type: "WEB",
         url: "https://git.gnome.org/browse/libxml2/commit/?id=e2a9122b8dde53d320750451e9907a7dcb2ca8bb",
      },
      {
         type: "ADVISORY",
         url: "https://github.com/advisories/GHSA-882p-jqgm-f45g",
      },
      {
         type: "WEB",
         url: "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/nokogiri/CVE-2017-18258.yml",
      },
      {
         type: "WEB",
         url: "https://kc.mcafee.com/corporate/index?page=content&id=SB10284",
      },
      {
         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-20190719-0001",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/3739-1",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
         type: "CVSS_V3",
      },
   ],
   summary: "Uncontrolled resource consumption in nokogiri",
}


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