Recommended update for c-ares

SUSE Recommended Update: Recommended update for c-ares
Announcement ID: SUSE-RU-2020:0521-1
Rating: moderate
References: #1125306 #1159006
Affected Products:
  • SUSE Linux Enterprise Module for Open Buildservice Development Tools 15-SP1
  • SUSE Linux Enterprise Module for Basesystem 15-SP1
  • SUSE Linux Enterprise Module for Basesystem 15

An update that has two recommended fixes can now be installed.

Description:

This update for c-ares fixes the following issues:
c-ares version update to 1.15.0:

  • Add ares_init_options() configurability for path to resolv.conf file
  • Ability to exclude building of tools (adig, ahost, acountry) in CMake
  • Report ARES_ENOTFOUND for .onion domain names as per RFC7686 (bsc#1125306)
  • Apply the IPv6 server blacklist to all nameserver sources
  • Prevent changing name servers while queries are outstanding
  • ares_set_servers_csv() on failure should not leave channel in a bad state
  • getaddrinfo - avoid infinite loop in case of NXDOMAIN
  • ares_getenv - return NULL in all cases
  • implement ares_getaddrinfo

  • Fixed a regression in DNS results that contain both A and AAAA answers.
  • Add netcfg as the build requirement and runtime requirement.

Patch Instructions:

To install this SUSE Recommended 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-SP1-2020-521=1
  • SUSE Linux Enterprise Module for Basesystem 15-SP1:
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2020-521=1
  • SUSE Linux Enterprise Module for Basesystem 15:
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-2020-521=1

Package List:

  • SUSE Linux Enterprise Module for Open Buildservice Development Tools 15-SP1 (x86_64):
    • c-ares-debugsource-1.15.0+20200117-3.5.1
    • libcares2-32bit-1.15.0+20200117-3.5.1
    • libcares2-32bit-debuginfo-1.15.0+20200117-3.5.1
  • SUSE Linux Enterprise Module for Basesystem 15-SP1 (aarch64 ppc64le s390x x86_64):
    • c-ares-debugsource-1.15.0+20200117-3.5.1
    • c-ares-devel-1.15.0+20200117-3.5.1
    • libcares2-1.15.0+20200117-3.5.1
    • libcares2-debuginfo-1.15.0+20200117-3.5.1
  • SUSE Linux Enterprise Module for Basesystem 15 (aarch64 ppc64le s390x x86_64):
    • c-ares-debugsource-1.15.0+20200117-3.5.1
    • c-ares-devel-1.15.0+20200117-3.5.1
    • libcares2-1.15.0+20200117-3.5.1
    • libcares2-debuginfo-1.15.0+20200117-3.5.1

References: