Security update for bind

Announcement ID: SUSE-SU-2026:1209-1
Release Date: 2026-04-08T07:12:48Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2026-1519 ( SUSE ): 8.7 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  • CVE-2026-1519 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2026-1519 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:
  • SUSE Linux Enterprise Micro 5.0
  • SUSE Linux Enterprise Micro 5.1
  • SUSE Linux Enterprise Micro 5.2
  • SUSE Linux Enterprise Micro 5.3
  • SUSE Linux Enterprise Micro 5.4
  • SUSE Linux Enterprise Micro 5.5
  • SUSE Manager Client Tools for SLE Micro 5
  • SUSE Multi-Linux Manager Client Tools for SLE Micro 5

An update that solves one vulnerability can now be installed.

Description:

This update for bind fixes the following issues:

  • CVE-2026-1519: high CPU load during insecure delegation validation due to excessive NSEC3 iterations (bsc#1260805).

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 Multi-Linux Manager Client Tools for SLE Micro 5
    zypper in -t patch SUSE-MultiLinuxManagerTools-SLE-Micro-5-2026-1209=1
  • SUSE Manager Client Tools for SLE Micro 5
    zypper in -t patch SUSE-SLE-Manager-Tools-For-Micro-5-2026-1209=1

Package List:

  • SUSE Multi-Linux Manager Client Tools for SLE Micro 5 (aarch64 ppc64le s390x x86_64)
    • libirs1601-debuginfo-9.16.6-150000.12.88.1
    • libisccfg1600-9.16.6-150000.12.88.1
    • libisc1606-debuginfo-9.16.6-150000.12.88.1
    • libisccfg1600-debuginfo-9.16.6-150000.12.88.1
    • libns1604-9.16.6-150000.12.88.1
    • bind-debuginfo-9.16.6-150000.12.88.1
    • libbind9-1600-9.16.6-150000.12.88.1
    • libisc1606-9.16.6-150000.12.88.1
    • libns1604-debuginfo-9.16.6-150000.12.88.1
    • bind-utils-debuginfo-9.16.6-150000.12.88.1
    • libdns1605-debuginfo-9.16.6-150000.12.88.1
    • libdns1605-9.16.6-150000.12.88.1
    • libisccc1600-debuginfo-9.16.6-150000.12.88.1
    • bind-utils-9.16.6-150000.12.88.1
    • libbind9-1600-debuginfo-9.16.6-150000.12.88.1
    • libirs1601-9.16.6-150000.12.88.1
    • libisccc1600-9.16.6-150000.12.88.1
    • bind-debugsource-9.16.6-150000.12.88.1
  • SUSE Multi-Linux Manager Client Tools for SLE Micro 5 (noarch)
    • python3-bind-9.16.6-150000.12.88.1
  • SUSE Manager Client Tools for SLE Micro 5 (aarch64 s390x x86_64)
    • libisccfg1600-9.16.6-150000.12.88.1
    • libns1604-9.16.6-150000.12.88.1
    • libbind9-1600-9.16.6-150000.12.88.1
    • libisc1606-9.16.6-150000.12.88.1
    • libns1604-debuginfo-9.16.6-150000.12.88.1
    • libdns1605-9.16.6-150000.12.88.1
    • bind-utils-9.16.6-150000.12.88.1
    • libirs1601-9.16.6-150000.12.88.1
    • libisccc1600-9.16.6-150000.12.88.1
  • SUSE Manager Client Tools for SLE Micro 5 (aarch64_ilp32)
    • libisc1606-64bit-9.16.6-150000.12.88.1
    • libisccfg1600-64bit-9.16.6-150000.12.88.1
    • libbind9-1600-64bit-9.16.6-150000.12.88.1
    • libdns1605-64bit-9.16.6-150000.12.88.1
    • libisccc1600-64bit-9.16.6-150000.12.88.1
    • libirs1601-64bit-9.16.6-150000.12.88.1
  • SUSE Manager Client Tools for SLE Micro 5 (noarch)
    • python3-bind-9.16.6-150000.12.88.1

References: