GHSA-r95h-9x8f-r3f7.yml

---
gem: nokogiri
ghsa: r95h-9x8f-r3f7
url: https://github.com/sparklemotion/nokogiri/security/advisories/GHSA-r95h-9x8f-r3f7
title: Nokogiri updates packaged libxml2 to v2.12.7 to resolve CVE-2024-34459
date: 2024-05-13
description: |
  ## Summary

  Nokogiri v1.16.5 upgrades its dependency libxml2 to
  [2.12.7](https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.12.7) from 2.12.6.

  libxml2 v2.12.7 addresses CVE-2024-34459:

  - described at https://gitlab.gnome.org/GNOME/libxml2/-/issues/720
  - patched by https://gitlab.gnome.org/GNOME/libxml2/-/commit/2876ac53

  ## Impact

  There is no impact to Nokogiri users because the issue is present only
  in libxml2's `xmllint` tool which Nokogiri does not provide or expose.

  ## Timeline

  - 2024-05-13 05:57 EDT, libxml2 2.12.7 release is announced
  - 2024-05-13 08:30 EDT, nokogiri maintainers begin triage
  - 2024-05-13 10:05 EDT, nokogiri [v1.16.5 is released](https://github.com/sparklemotion/nokogiri/releases/tag/v1.16.5)
    and this GHSA made public
patched_versions:
  - ">= 1.16.5"
related:
  url:
    - https://github.com/sparklemotion/nokogiri/security/advisories/GHSA-r95h-9x8f-r3f7
    - https://github.com/sparklemotion/nokogiri/releases/tag/v1.16.5
    - https://gitlab.gnome.org/GNOME/libxml2/-/commit/2876ac53
    - https://gitlab.gnome.org/GNOME/libxml2/-/issues/720
    - https://github.com/advisories/GHSA-r95h-9x8f-r3f7
    - https://nvd.nist.gov/vuln/detail/CVE-2024-34459