Security update for libidn2

SUSE Security Update: Security update for libidn2
Announcement ID: SUSE-SU-2019:3086-1
Rating: moderate
References: #1154884 #1154887
Cross-References: CVE-2019-12290 CVE-2019-18224
Affected Products:
  • SUSE Linux Enterprise Module for Open Buildservice Development Tools 15-SP1
  • SUSE Linux Enterprise Module for Open Buildservice Development Tools 15
  • SUSE Linux Enterprise Module for Basesystem 15-SP1
  • SUSE Linux Enterprise Module for Basesystem 15

An update that fixes two vulnerabilities is now available.

Description:

This update for libidn2 to version 2.2.0 fixes the following issues:

  • CVE-2019-12290: Fixed an improper round-trip check when converting A-labels to U-labels (bsc#1154884).
  • CVE-2019-18224: Fixed a heap-based buffer overflow that was caused by long domain strings (bsc#1154887).

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 Module for Open Buildservice Development Tools 15-SP1:
    zypper in -t patch SUSE-SLE-Module-Development-Tools-OBS-15-SP1-2019-3086=1
  • SUSE Linux Enterprise Module for Open Buildservice Development Tools 15:
    zypper in -t patch SUSE-SLE-Module-Development-Tools-OBS-15-2019-3086=1
  • SUSE Linux Enterprise Module for Basesystem 15-SP1:
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2019-3086=1
  • SUSE Linux Enterprise Module for Basesystem 15:
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-2019-3086=1

Package List:

  • SUSE Linux Enterprise Module for Open Buildservice Development Tools 15-SP1 (aarch64 ppc64le s390x x86_64):
    • libidn2-debugsource-2.2.0-3.3.1
    • libidn2-tools-2.2.0-3.3.1
    • libidn2-tools-debuginfo-2.2.0-3.3.1
  • SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 (aarch64 ppc64le s390x x86_64):
    • libidn2-debugsource-2.2.0-3.3.1
    • libidn2-tools-2.2.0-3.3.1
    • libidn2-tools-debuginfo-2.2.0-3.3.1
  • SUSE Linux Enterprise Module for Basesystem 15-SP1 (aarch64 ppc64le s390x x86_64):
    • libidn2-0-2.2.0-3.3.1
    • libidn2-0-debuginfo-2.2.0-3.3.1
    • libidn2-debugsource-2.2.0-3.3.1
    • libidn2-devel-2.2.0-3.3.1
  • SUSE Linux Enterprise Module for Basesystem 15-SP1 (x86_64):
    • libidn2-0-32bit-2.2.0-3.3.1
    • libidn2-0-32bit-debuginfo-2.2.0-3.3.1
  • SUSE Linux Enterprise Module for Basesystem 15 (aarch64 ppc64le s390x x86_64):
    • libidn2-0-2.2.0-3.3.1
    • libidn2-0-debuginfo-2.2.0-3.3.1
    • libidn2-debugsource-2.2.0-3.3.1
    • libidn2-devel-2.2.0-3.3.1
  • SUSE Linux Enterprise Module for Basesystem 15 (x86_64):
    • libidn2-0-32bit-2.2.0-3.3.1
    • libidn2-0-32bit-debuginfo-2.2.0-3.3.1

References: