---
id: CVE-2018-14567
title: >-
  libxml2 2.9.8, if --with-lzma is used, allows remote attackers to cause a
  denial of service (infinite loop) via a crafted XML file that triggers
  LZMA_MEMLIMIT_ERROR, as demonstrated by xmllint, a different vulnerability
  than CVE-2015-803…
summary: >-
  libxml2 2.9.8, if --with-lzma is used, allows remote attackers to cause a
  denial of service (infinite loop) via a crafted XML file that triggers
  LZMA_MEMLIMIT_ERROR, as demonstrated by xmllint, a different vulnerability
  than CVE-2015-803…
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'
cwe:
  - CWE-835
vendor: xmlsoft
product: libxml2
affected:
  - libxml2 = 2.9.8
  - ubuntu_linux = 14.04
  - ubuntu_linux = 16.04
  - ubuntu_linux = 18.04
  - debian_linux = 8.0
published: '2018-08-16'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T07:16:43.043'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2018-14567'
references:
  - url: 'http://www.securityfocus.com/bid/105198'
    label: cve@mitre.org
  - url: >-
      https://gitlab.gnome.org/GNOME/libxml2/commit/2240fbf5912054af025fb6e01e26375100275e74
    label: cve@mitre.org
  - url: 'https://lists.debian.org/debian-lts-announce/2018/09/msg00035.html'
    label: cve@mitre.org
  - url: 'https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html'
    label: cve@mitre.org
  - url: 'https://usn.ubuntu.com/3739-1/'
    label: cve@mitre.org
  - url: 'http://www.securityfocus.com/bid/105198'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://gitlab.gnome.org/GNOME/libxml2/commit/2240fbf5912054af025fb6e01e26375100275e74
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://lists.debian.org/debian-lts-announce/2018/09/msg00035.html'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://usn.ubuntu.com/3739-1/'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://cert-portal.siemens.com/productcert/html/ssa-398330.html'
    label: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
tags:
  - nvd
epss: 0.043
epssPercentile: 0.90931
ingestedAt: '2026-10-14T07:21:04.802Z'
---

## Overview

libxml2 2.9.8, if --with-lzma is used, allows remote attackers to cause a denial of service (infinite loop) via a crafted XML file that triggers LZMA_MEMLIMIT_ERROR, as demonstrated by xmllint, a different vulnerability than CVE-2015-8035 and CVE-2018-9251.

## Affected

- `libxml2 = 2.9.8`
- `ubuntu_linux = 14.04`
- `ubuntu_linux = 16.04`
- `ubuntu_linux = 18.04`
- `debian_linux = 8.0`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.