Vulnerability Database · Debian · libxml2 · Version

libxml2 2.12.7 dfsg-3

2.12.7 dfsg-3 is affected by 11 vulnerabilities.

The vulnerabilities that cover this exact version are listed below with the fixed version to move to.

Critical 0 High 2 Medium 6 Low 2 Unrated 1

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Database updated 23/Oct/2026

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01 Vulnerabilities affecting this version

libxml2 2.12.7 dfsg-3 vulnerabilities

11 vulnerabilities cover libxml2 2.12.7 dfsg-3. Scroll the table for all of them, or open the full list in the database.

Vulnerability	Severity	Fixed version	Disclosed
Critical Double-Free Vulnerability in libxml2 Affects Python Applications	8.5 high	No fix published	08 Sep 2026
...	8.0 high	No fix published	05 Sep 2026
...	6.9 medium	No fix published	05 Sep 2026
...	6.9 medium	No fix published	05 Sep 2026
...	6.9 medium	No fix published	05 Sep 2026
...	6.9 medium	No fix published	05 Sep 2026
...	5.6 medium	No fix published	05 Sep 2026
Denial of Service Vulnerability in libxml2: NULL Pointer Dereference during XML Catalog Parsing	5.5 medium	No fix published	17 Sep 2026
...	2.9 low	No fix published	05 Sep 2026
...	2.9 low	No fix published	05 Sep 2026
NULL Pointer Dereference Vulnerability in libxml2: Denial of Service Risk	N/A unrated	No fix published	16 Jun 2025

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Questions

About libxml2 2.12.7 dfsg-3

Is libxml2 2.12.7 dfsg-3 vulnerable?

Yes. 11 vulnerabilities in the Vulert database cover libxml2 2.12.7 dfsg-3: 0 critical, 2 high, 6 medium and 2 low, plus 1 not yet rated. Each entry above names the fixed version to move to.

How do I monitor libxml2 for upcoming vulnerabilities?

Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the libxml2 version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.