Security update for c-ares

Announcement ID: SUSE-SU-2026:21584-1
Release Date: 2026-05-07T09:37:18Z
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2025-62408 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2025-62408 ( NVD ): 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 Micro 6.2

An update that solves one vulnerability can now be installed.

Description:

This update for c-ares fixes the following issue

  • CVE-2025-62408: use after free in read_answers() (bsc#1254738).

Changes for c-ares:

  • c-ares 1.35.6:
  • Ignore Windows IDN Search Domains until proper IDN support is added
  • Various bug fixes

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:

  • SUSE Linux Micro 6.2
    zypper in -t patch SUSE-SL-Micro-6.2-717=1

Package List:

  • SUSE Linux Micro 6.2 (aarch64 ppc64le s390x x86_64)
    • c-ares-debugsource-1.34.6-160000.1.1
    • libcares2-1.34.6-160000.1.1
    • libcares2-debuginfo-1.34.6-160000.1.1

References: