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Package "libxml2"

Name: libxml2

Description:

GNOME XML library

Latest version: 2.9.10+dfsg-6.3ubuntu0.1
Release: hirsute (21.04)
Level: updates
Repository: main
Homepage: http://xmlsoft.org

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Other versions of "libxml2" in Hirsute

Repository Area Version
base main 2.9.10+dfsg-6.3build2
security main 2.9.10+dfsg-6.3ubuntu0.1

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Changelog

Version: 2.9.10+dfsg-6.3ubuntu0.1 2021-06-17 17:06:34 UTC

  libxml2 (2.9.10+dfsg-6.3ubuntu0.1) hirsute-security; urgency=medium

  * SECURITY UPDATE: use-after-free in xmlEncodeEntitiesInternal
    - debian/patches/CVE-2021-3516.patch: Call htmlCtxtUseOptions to make sure
      that names aren't stored in dictionaries.
    - CVE-2021-3516
  * SECURITY UPDATE: heap-based buffer overflow in xmlEncodeEntitiesInternal
    - debian/patches/CVE-2021-3517.patch: Add some checks to validate input is
      UTF-8 format, supplementing CVE-2020-24977 fix.
    - CVE-2021-3517
  * SECURITY UPDATE: use-after-free in xmlXIncludeDoProcess
    - debian/patches/CVE-2021-3518.patch: Move from a block list to an allow
      list approach to avoid descending into other node types that can't
      contain elements.
    - CVE-2021-3518
  * SECURITY UPDATE: NULL pointer dereference in xmlValidBuildAContentModel
    - debian/patches/CVE-2021-3537.patch: Check return value of recursive calls
      to xmlParseElementChildrenContentDeclPriv and return immediately in case
      of errors.
    - CVE-2021-3537
  * SECURITY UPDATE: Exponential entity expansion
    - debian/patches/Patch-for-security-issue-CVE-2021-3541.patch: Add check to
      xmlParserEntityCheck to prevent entity exponential.
    - CVE-2021-3541

 -- Avital Ostromich <email address hidden> Mon, 17 May 2021 18:13:47 -0400

CVE-2021-3516 There's a flaw in libxml2's xmllint in versions before 2.9.11. An attacker who is able to submit a crafted file to be processed by xmllint could trig
CVE-2021-3517 There is a flaw in the xml entity encoding functionality of libxml2 in versions before 2.9.11. An attacker who is able to supply a crafted file to be
CVE-2020-24977 GNOME project libxml2 v2.9.10 has a global buffer over-read vulnerability in xmlEncodeEntitiesInternal at libxml2/entities.c. The issue has been fixe
CVE-2021-3518 There's a flaw in libxml2 in versions before 2.9.11. An attacker who is able to submit a crafted file to be processed by an application linked with l
CVE-2021-3537 A vulnerability found in libxml2 in versions before 2.9.11 shows that it did not propagate errors while parsing XML mixed content, causing a NULL der



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