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Vulnerabilities

Vulnerability · 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 demonstrate

Published Aug 16, 2018 · catalog updated Oct 15, 2026 · libxml2 2.9.8, if --with-lzma

Check if you run it

No confirmed exploitation is on record for CVE-2018-14567. EPSS is 4.35%. Act only if a listed version of libxml2 2.9.8, if --with-lzma is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (libxml2 2.9.8, if --with-lzma).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
4.35%
Remediation
Advisory link
Affected products
Debian:12 libxml2 · Debian:13 libxml2 · Debian:14 libxml2 · cpe canonical/ubuntu linux · cpe debian/debian linux · cpe xmlsoft/libxml2

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • Debian:12 libxml20 → 2.9.10+dfsg-2
  • Debian:13 libxml20 → 2.9.10+dfsg-2
  • Debian:14 libxml20 → 2.9.10+dfsg-2
  • cpe canonical/ubuntu linux14.04
  • cpe canonical/ubuntu linux16.04
  • cpe canonical/ubuntu linux18.04
  • cpe debian/debian linux8.0
  • cpe xmlsoft/libxml22.9.8

How to fix CVE-2018-14567

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2018-14567. EPSS is 4.35%. Act only if a listed version of libxml2 2.9.8, if --with-lzma is installed.

Which versions are affected?

Compare what you have installed with canonical/ubuntu linux 14.04; canonical/ubuntu linux 16.04; canonical/ubuntu linux 18.04; debian/debian linux 8.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-835: Infinite Loop. EPSS 4.35%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Debian security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 16, 2018 · NIST NVD

    Detected

    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.

  2. Oct 14, 2026 · NIST NVD

    Updated

    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.

  3. Oct 14, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    libxml2 fixed in 2.9.10+dfsg-2; libxml2 fixed in 2.9.10+dfsg-2; libxml2 fixed in 2.9.10+dfsg-2

  4. Oct 14, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    libxml2 fixed in 2.9.10+dfsg-2

  5. Oct 14, 2026 · OpenSSF OSV / OSV Scanner

    Updated

    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.

  6. Oct 14, 2026 · OpenSSF OSV / OSV Scanner

    Updated

    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.

  7. Oct 14, 2026 · OpenSSF OSV / OSV Scanner

    Updated

    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.

  8. Oct 15, 2026 · OpenSSF OSV / OSV Scanner

    Updated

    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.

  9. Oct 15, 2026 · OpenSSF OSV / OSV Scanner

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2018-14567

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2018-14567

    30-day exploitation probability 4.3%

    first.org
  • NIST NVDVulnerability recordCVE-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.

    nvd.nist.gov
  • OpenSSF OSV / OSV ScannerPackage advisoryDEBIAN-CVE-2018-14567
    osv.dev

References

Freshness

Last verified in this catalog Oct 16, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.