Security update for libxml2

SUSE Security Update: Security update for libxml2
Announcement ID: SUSE-SU-2020:2609-1
Rating: moderate
References: #1159928 #1161517 #1161521 #1172021 #1176179
Cross-References:CVE-2019-19956 CVE-2019-20388 CVE-2020-24977 CVE-2020-7595
Affected Products:
  • SUSE Linux Enterprise Software Development Kit 12-SP5
  • SUSE Linux Enterprise Server 12-SP5

An update that solves four vulnerabilities and has one errata is now available.

Description:

This update for libxml2 fixes the following issues:

  • CVE-2019-20388: Fixed a memory leak in xmlSchemaPreRun (bsc#1161521).
  • CVE-2020-7595: Fixed an infinite loop in an EOF situation (bsc#1161517).
  • CVE-2020-24977: Fixed a global-buffer-overflow in xmlEncodeEntitiesInternal (bsc#1176179).
  • Fixed invalid xmlns references due to CVE-2019-19956 (bsc#1172021).

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-SP5-2020-2609=1
  • SUSE Linux Enterprise Server 12-SP5:
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-2609=1

Package List:

  • SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le s390x x86_64):
    • libxml2-debugsource-2.9.4-46.34.1
    • libxml2-devel-2.9.4-46.34.1
  • SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
    • libxml2-2-2.9.4-46.34.1
    • libxml2-2-debuginfo-2.9.4-46.34.1
    • libxml2-debugsource-2.9.4-46.34.1
    • libxml2-tools-2.9.4-46.34.1
    • libxml2-tools-debuginfo-2.9.4-46.34.1
    • python-libxml2-2.9.4-46.34.1
    • python-libxml2-debuginfo-2.9.4-46.34.1
    • python-libxml2-debugsource-2.9.4-46.34.1
  • SUSE Linux Enterprise Server 12-SP5 (s390x x86_64):
    • libxml2-2-32bit-2.9.4-46.34.1
    • libxml2-2-debuginfo-32bit-2.9.4-46.34.1
  • SUSE Linux Enterprise Server 12-SP5 (noarch):
    • libxml2-doc-2.9.4-46.34.1

References: