Security update for libidn2

Announcement ID: SUSE-SU-2019:3086-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2019-12290 ( SUSE ): 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
  • CVE-2019-18224 ( SUSE ): 6.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Affected Products:
  • Basesystem Module 15-SP1
  • Basesystem Module 15
  • SUSE Linux Enterprise Desktop 15
  • SUSE Linux Enterprise Desktop 15 SP1
  • SUSE Linux Enterprise High Performance Computing 15
  • SUSE Linux Enterprise High Performance Computing 15 SP1
  • SUSE Linux Enterprise Real Time 15 SP1
  • SUSE Linux Enterprise Server 15
  • SUSE Linux Enterprise Server 15 SP1
  • SUSE Linux Enterprise Server 15 SP1 Business Critical Linux 15-SP1
  • SUSE Linux Enterprise Server for SAP Applications 15
  • SUSE Linux Enterprise Server for SAP Applications 15 SP1
  • SUSE Manager Proxy 4.0
  • SUSE Manager Retail Branch Server 4.0
  • SUSE Manager Server 4.0

An update that solves two vulnerabilities can now be installed.

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 update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  • Basesystem Module 15
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-2019-3086=1
  • Basesystem Module 15-SP1
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2019-3086=1

Package List:

  • Basesystem Module 15 (aarch64 ppc64le s390x x86_64)
    • libidn2-0-2.2.0-3.3.1
    • libidn2-devel-2.2.0-3.3.1
    • libidn2-0-debuginfo-2.2.0-3.3.1
    • libidn2-debugsource-2.2.0-3.3.1
  • Basesystem Module 15 (x86_64)
    • libidn2-0-32bit-2.2.0-3.3.1
    • libidn2-0-32bit-debuginfo-2.2.0-3.3.1
  • Basesystem Module 15-SP1 (aarch64 ppc64le s390x x86_64)
    • libidn2-0-2.2.0-3.3.1
    • libidn2-devel-2.2.0-3.3.1
    • libidn2-0-debuginfo-2.2.0-3.3.1
    • libidn2-debugsource-2.2.0-3.3.1
  • Basesystem Module 15-SP1 (x86_64)
    • libidn2-0-32bit-2.2.0-3.3.1
    • libidn2-0-32bit-debuginfo-2.2.0-3.3.1

References: