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No exploitation reportedFix available

CVE-2018-14567

No exploitation reported by the sources we read.

  • Published2018-08-16
  • WeaknessCWE-835

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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.

Timeline

dates in UTC
  1. 2018-08-1620:29CVE publishedNVD

Versions per branch

NVD
Canonical ubuntu linux
BranchAffectedFixed in
14.4= 14.04no fix published
16.4= 16.04no fix published
18.4= 18.04no fix published
Debian debian linux
BranchAffectedFixed in
8.0= 8.0no fix published
Xmlsoft libxml2
BranchAffectedFixed in
2.9= 2.9.8no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • libxml2Ubuntu:18.04:LTSall versions · fixed in 2.9.4+dfsg1-6.1ubuntu1.2
  • libxml2Ubuntu:16.04:LTSall versions · fixed in 2.9.3+dfsg1-1ubuntu0.6
  • libxml2Ubuntu:14.04:LTSall versions · fixed in 2.9.1+dfsg1-3ubuntu4.13
  • libxml2SUSE:Linux Enterprise Software Development Kit 12 SP3all versions · fixed in 2.9.4-46.15.1
  • libxml2SUSE:Linux Enterprise Server for SAP Applications 12 SP3all versions · fixed in 2.9.4-46.15.1and 1 other package
  • libxml2SUSE:Linux Enterprise Server 12 SP3all versions · fixed in 2.9.4-46.15.1and 1 other package
  • libxml2SUSE:Linux Enterprise Module for Basesystem 15all versions · fixed in 2.9.7-3.3.1and 1 other package
  • libxml2SUSE:Linux Enterprise Desktop 12 SP3all versions · fixed in 2.9.4-46.15.1and 1 other package

33 more package ranges on OSV.dev

Vendor advisories

  • RHBA-2020:1539 Red Hat Product Security1 product fixed

    Red Hat Bug Fix Advisory: Red Hat Ansible Tower 3.5.6-1 - RHEL7 Container

  • RHBA-2020:1540 Red Hat Product Security1 product fixed

    Red Hat Bug Fix Advisory: Red Hat Ansible Tower 3.6.4-1 - RHEL7 Container

  • RHSA-2020:1190 Red Hat Product Security76 products fixed

    Red Hat Security Advisory: libxml2 security update

Full record on NVD

Fix

  1. Vendor fix Red Hat Product Security RHBA-2020:1539 · 1 productFor information on upgrading Ansible Tower, reference the Ansible Tower Upgrade and Migration Guide: https://docs.ansible.com/ansible-tower/latest/html/upgrade-migration-guide/index.html
  2. Vendor fix Red Hat Product Security RHSA-2020:1190 · 76 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The desktop must be restarted (log out, then log back in) for this update to take effect.

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Published
2018-08-16
Last Modified
2026-10-14
NVD status
Modified
GitHub Advisory
GHSA-4h39-8h6h-93x3

Frequently asked questions

What is CVE-2018-14567?

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.

Is CVE-2018-14567 actively exploited?

Active exploitation of CVE-2018-14567 has not been confirmed. Its EPSS score was 4.3% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-14567?

CVE-2018-14567 has a CVSS v3 base score of 6.5 (MEDIUM severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

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