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Package "libxml2"

Name: libxml2

Description:

GNOME XML library
Latest version: 2.12.7+dfsg+really2.9.14-0.4ubuntu0.2
Release: plucky (25.04)
Level: security
Repository: main
Homepage: http://xmlsoft.org

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Other versions of "libxml2" in Plucky

Repository Area Version
base main 2.12.7+dfsg+really2.9.14-0.4
base universe 2.12.7+dfsg+really2.9.14-0.4
security universe 2.12.7+dfsg+really2.9.14-0.4ubuntu0.2
updates main 2.12.7+dfsg+really2.9.14-0.4ubuntu0.2
updates universe 2.12.7+dfsg+really2.9.14-0.4ubuntu0.2

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Changelog

Version: 2.12.7+dfsg+really2.9.14-0.4ubuntu0.2 2025-08-20 07:07:07 UTC

  libxml2 (2.12.7+dfsg+really2.9.14-0.4ubuntu0.2) plucky-security; urgency=medium

  * SECURITY UPDATE: stack-based buffer overflow
    - debian/patches/CVE-2025-6021.patch: fix integer overflow by adding
      bound checks in xmlBuildQName in tree.c
      prevent integer overflow
    - debian/patches/CVE-2025-6170.patch: fix buffer overflow by adding
      bound checks in xmlShell in debugXML.c
    - CVE-2025-6021
    - CVE-2025-6170
  * SECURITY UPDATE: UAF and type confusion
    - debian/patches/CVE-2025-49794_49796.patch: fix UAF by returning node
      and freeing it after use; fix type confusion by adding type check in
      xmlSchematronFormatReport in schematron.c
    - CVE-2025-49794
    - CVE-2025-49796

 -- Shishir Subedi <email address hidden> Fri, 08 Aug 2025 14:41:54 +0545
Source diff to previous version
CVE-2025-6021 A flaw was found in libxml2's xmlBuildQName function, where integer overflows in buffer size calculations can lead to a stack-based buffer overflow.
CVE-2025-6170 A flaw was found in the interactive shell of the xmllint command-line tool, used for parsing XML files. When a user inputs an overly long command, th
CVE-2025-49794 A use-after-free vulnerability was found in libxml2. This issue occurs when parsing XPath elements under certain circumstances when the XML schematro
CVE-2025-49796 A vulnerability was found in libxml2. Processing certain sch:name elements from the input XML file can trigger a memory corruption issue. This flaw a

Version: 2.12.7+dfsg+really2.9.14-0.4ubuntu0.1 2025-04-28 14:07:15 UTC

  libxml2 (2.12.7+dfsg+really2.9.14-0.4ubuntu0.1) plucky-security; urgency=medium

  * SECURITY UPDATE: OOB access in python API
    - debian/patches/CVE-2025-32414-pre1.patch: fix SAX driver with
      character streams in python/drv_libxml2.py.
    - debian/patches/CVE-2025-32414-1.patch: read at most len/4 characters
      in python/libxml.c.
    - debian/patches/CVE-2025-32414-2.patch: add a test in
      python/tests/Makefile.am, python/tests/unicode.py.
    - CVE-2025-32414
  * SECURITY UPDATE: heap under-read in xmlSchemaIDCFillNodeTables
    - debian/patches/CVE-2025-32415.patch: fix heap buffer overflow in
      xmlSchemaIDCFillNodeTables in xmlschemas.c.
    - CVE-2025-32415

 -- Marc Deslauriers <email address hidden> Thu, 24 Apr 2025 14:42:32 -0400
CVE-2025-32414 In libxml2 before 2.13.8 and 2.14.x before 2.14.2, out-of-bounds memory access can occur in the Python API (Python bindings) because of an incorrect
CVE-2025-32415 In libxml2 before 2.13.8 and 2.14.x before 2.14.2, xmlSchemaIDCFillNodeTables in xmlschemas.c has a heap-based buffer under-read. To exploit this, a


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