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Package "libxml2"

Name: libxml2

Description:

GNOME XML library

Latest version: 2.9.13+dfsg-1ubuntu0.13
Release: jammy (22.04)
Level: security
Repository: main
Homepage: http://xmlsoft.org

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Download "libxml2"


Other versions of "libxml2" in Jammy

Repository Area Version
base universe 2.9.13+dfsg-1build1
base main 2.9.13+dfsg-1build1
security universe 2.9.13+dfsg-1ubuntu0.13
updates universe 2.9.13+dfsg-1ubuntu0.13
updates main 2.9.13+dfsg-1ubuntu0.13

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Changelog

Version: 2.9.13+dfsg-1ubuntu0.13 2026-09-21 13:07:29 UTC

libxml2 (2.9.13+dfsg-1ubuntu0.13) jammy-security; urgency=medium

  * SECURITY UPDATE: stack-based buffer overflow in xmlSnprintfElements
    - debian/patches/CVE-2026-86140.patch: fix: add bounds checks to
      xmlSnprintfElements in valid.c in valid.c.
    - CVE-2026-86140
  * SECURITY UPDATE: double free in Python SAX attributeDecl callback
    - debian/patches/CVE-2026-74860.patch: python: Do not decref string after
      adding to the list in python/libxml.c.
    - CVE-2026-74860

 -- John Breton Thu, 17 Sep 2026 08:09:35 -0400

Source diff to previous version
CVE-2026-86140 In libxml2 before 2.15.4, xmlSnprintfElements in valid.c has a strcat stack-based buffer overflow.
CVE-2026-74860 A flaw was found in libxml2 with Python bindings enabled. A remote attacker could exploit this vulnerability by providing a specially crafted XML doc

Version: 2.9.13+dfsg-1ubuntu0.12 2026-06-22 14:07:23 UTC

  libxml2 (2.9.13+dfsg-1ubuntu0.12) jammy-security; urgency=medium

  * SECURITY UPDATE: heap-use-after-free in xmlParseInternalSubset
    - debian/patches/CVE-2026-6653.patch: rework entity amplification
      checks in parser.c, parserInternals.c, SAX2.c, entities.c,
      include/libxml/entities.h and include/libxml/parser.h.
    - CVE-2026-6653

 -- Sudhakar Verma <email address hidden> Thu, 30 Apr 2026 16:49:59 +0530

Source diff to previous version

Version: 2.9.13+dfsg-1ubuntu0.11 2026-01-22 22:18:18 UTC

  libxml2 (2.9.13+dfsg-1ubuntu0.11) jammy-security; urgency=medium

  * SECURITY UPDATE: Infinite recursion with SGML catalogs.
    - debian/patches/CVE-2025-8732.patch: Add catalog depth and checks in
      catalog.c. Add test files in result/catalogs/recursive and
      test/catalogs/recursive.sgml.
    - CVE-2025-8732
  * SECURITY UPDATE: Infinite recursion when resolving include directives in
    RelaxNG parser.
    - debian/patches/CVE-2026-0989.patch: Add xmlRelaxParserSetIncLImit in
      include/libxml/relaxng.h. Add include limit and checks in relaxng.c. Add
      test and test files in runtest.c,
      test/relaxng/include/include-limit.rng,
      test/relaxng/include/include-limit_1.rng,
      test/relaxng/include/include-limit_2.rng, and
      test/relaxng/include/include-limit_3.rng.
    - debian/libxml2.symbols: Add new xmlRelaxParserSetIncLImit symbol.
    - CVE-2026-0989
  * SECURITY UPDATE: Infinite recursion in URI dereferencing.
    - debian/patches/CVE-2026-0990.patch: Add MAX_CATAL_DEPTH and other checks
      in catalog.c.
    - CVE-2026-0990
  * SECURITY UPDATE: Uncontrolled resource consumption in catalogs.
    - debian/patches/CVE-2026-0992.patch: Add catalog duplication checks in
      catalog.c.
    - CVE-2026-0992

 -- Hlib Korzhynskyy <email address hidden> Wed, 21 Jan 2026 14:38:02 -0330

Source diff to previous version
CVE-2025-8732 A vulnerability was found in libxml2 up to 2.14.5. It has been declared as problematic. This vulnerability affects the function xmlParseSGMLCatalog o
CVE-2026-0989 A flaw was identified in the RelaxNG parser of libxml2 related to how external schema inclusions are handled. The parser does not enforce a limit on
CVE-2026-0990 A flaw was found in libxml2, an XML parsing library. This uncontrolled recursion vulnerability occurs in the xmlCatalogXMLResolveURI function when an
CVE-2026-0992 A flaw was found in the libxml2 library. This uncontrolled resource consumption vulnerability occurs when processing XML catalogs that contain repeat

Version: 2.9.13+dfsg-1ubuntu0.10 2025-10-30 20:07:20 UTC

  libxml2 (2.9.13+dfsg-1ubuntu0.10) jammy-security; urgency=medium

  * SECURITY UPDATE: libxslt internal memory corruption
    - debian/patches/CVE-2025-7425.patch: fix heap-use-after-free in
      xmlFreeID caused by atype corruption.
    - CVE-2025-7425

 -- Marc Deslauriers <email address hidden> Thu, 30 Oct 2025 09:31:20 -0400

Source diff to previous version
CVE-2025-7425 A flaw was found in libxslt where the attribute type, atype, flags are modified in a way that corrupts internal memory management. When XSLT function

Version: 2.9.13+dfsg-1ubuntu0.9 2025-09-10 18:07:03 UTC

  libxml2 (2.9.13+dfsg-1ubuntu0.9) jammy-security; urgency=medium

  * SECURITY UPDATE: Stack overflow
    - debian/patches/CVE-2025-9714.patch: Make XPath depth check work with
      recursive invocations.
    - CVE-2025-9714

 -- Octavio Galland <email address hidden> Mon, 01 Sep 2025 12:56:38 -0300




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