SUSE-SU-2021:1524-1: moderate: Security update for libxml2

sle-security-updates at lists.suse.com sle-security-updates at lists.suse.com
Wed May 5 19:26:36 UTC 2021


   SUSE Security Update: Security update for libxml2
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:1524-1
Rating:             moderate
References:         #1185408 #1185409 #1185410 
Cross-References:   CVE-2021-3516 CVE-2021-3517 CVE-2021-3518
                   
CVSS scores:
                    CVE-2021-3516 (SUSE): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2021-3517 (SUSE): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2021-3518 (SUSE): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:
                    SUSE Linux Enterprise Software Development Kit 12-SP5
                    SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________

   An update that fixes three vulnerabilities is now available.

Description:

   This update for libxml2 fixes the following issues:

   - CVE-2021-3518: Fixed a use after free in xinclude.c:xmlXIncludeDoProcess
     (bsc#1185408).
   - CVE-2021-3517: Fixed a heap based buffer overflow in
     entities.c:xmlEncodeEntitiesInternal (bsc#1185410).
   - CVE-2021-3516: Fixed a use after free in
     entities.c:xmlEncodeEntitiesInternal (bsc#1185409).


Patch Instructions:

   To install this SUSE Security Update use the SUSE recommended installation methods
   like YaST online_update or "zypper patch".

   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Software Development Kit 12-SP5:

      zypper in -t patch SUSE-SLE-SDK-12-SP5-2021-1524=1

   - SUSE Linux Enterprise Server 12-SP5:

      zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-1524=1



Package List:

   - SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le s390x x86_64):

      libxml2-debugsource-2.9.4-46.40.1
      libxml2-devel-2.9.4-46.40.1

   - SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):

      libxml2-2-2.9.4-46.40.1
      libxml2-2-debuginfo-2.9.4-46.40.1
      libxml2-debugsource-2.9.4-46.40.1
      libxml2-tools-2.9.4-46.40.1
      libxml2-tools-debuginfo-2.9.4-46.40.1
      python-libxml2-2.9.4-46.40.1
      python-libxml2-debuginfo-2.9.4-46.40.1
      python-libxml2-debugsource-2.9.4-46.40.1

   - SUSE Linux Enterprise Server 12-SP5 (s390x x86_64):

      libxml2-2-32bit-2.9.4-46.40.1
      libxml2-2-debuginfo-32bit-2.9.4-46.40.1

   - SUSE Linux Enterprise Server 12-SP5 (noarch):

      libxml2-doc-2.9.4-46.40.1


References:

   https://www.suse.com/security/cve/CVE-2021-3516.html
   https://www.suse.com/security/cve/CVE-2021-3517.html
   https://www.suse.com/security/cve/CVE-2021-3518.html
   https://bugzilla.suse.com/1185408
   https://bugzilla.suse.com/1185409
   https://bugzilla.suse.com/1185410



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