Security update for bind

Announcement ID: SUSE-SU-2026:21204-1
Release Date: 2026-04-16T10:12:49Z
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
  • CVE-2026-3104 ( 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-2026-3104 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2026-3104 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2026-3119 ( SUSE ): 7.1 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  • CVE-2026-3119 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2026-3119 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2026-3591 ( SUSE ): 5.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
  • CVE-2026-3591 ( SUSE ): 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
  • CVE-2026-3591 ( NVD ): 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Affected Products:
  • SUSE Linux Enterprise Server 16.0
  • SUSE Linux Enterprise Server for SAP applications 16.0

An update that solves four vulnerabilities and has one fix can now be installed.

Description:

This update for bind fixes the following issues:

  • Update to release 9.20.21
  • CVE-2026-1519: maliciously crafted DNSSEC-validated zone can lead to denial of service (bsc#1260805).
  • CVE-2026-3104: memory leak in code preparing DNSSEC proofs of non-existence allows for DoS (bsc#1260567).
  • CVE-2026-3119: authenticated queries containing a TKEY record may cause named to terminate unexpectedly (bsc#1260568).
  • CVE-2026-3591: stack use-after-return flaw in SIG(0) handling code allows for ACL bypass (bsc#1260569).

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 Enterprise Server 16.0
    zypper in -t patch SUSE-SLES-16.0-573=1
  • SUSE Linux Enterprise Server for SAP applications 16.0
    zypper in -t patch SUSE-SLES-16.0-573=1

Package List:

  • SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    • bind-modules-ldap-9.20.21-160000.1.1
    • bind-modules-sqlite3-9.20.21-160000.1.1
    • bind-modules-sqlite3-debuginfo-9.20.21-160000.1.1
    • bind-utils-debuginfo-9.20.21-160000.1.1
    • bind-modules-generic-9.20.21-160000.1.1
    • bind-modules-perl-9.20.21-160000.1.1
    • bind-utils-9.20.21-160000.1.1
    • bind-debuginfo-9.20.21-160000.1.1
    • bind-debugsource-9.20.21-160000.1.1
    • bind-modules-perl-debuginfo-9.20.21-160000.1.1
    • bind-modules-generic-debuginfo-9.20.21-160000.1.1
    • bind-modules-ldap-debuginfo-9.20.21-160000.1.1
    • bind-modules-mysql-9.20.21-160000.1.1
    • bind-9.20.21-160000.1.1
    • bind-modules-mysql-debuginfo-9.20.21-160000.1.1
  • SUSE Linux Enterprise Server 16.0 (noarch)
    • bind-doc-9.20.21-160000.1.1
  • SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
    • bind-modules-ldap-9.20.21-160000.1.1
    • bind-modules-sqlite3-9.20.21-160000.1.1
    • bind-modules-sqlite3-debuginfo-9.20.21-160000.1.1
    • bind-utils-debuginfo-9.20.21-160000.1.1
    • bind-modules-generic-9.20.21-160000.1.1
    • bind-modules-perl-9.20.21-160000.1.1
    • bind-utils-9.20.21-160000.1.1
    • bind-debuginfo-9.20.21-160000.1.1
    • bind-debugsource-9.20.21-160000.1.1
    • bind-modules-perl-debuginfo-9.20.21-160000.1.1
    • bind-modules-generic-debuginfo-9.20.21-160000.1.1
    • bind-modules-ldap-debuginfo-9.20.21-160000.1.1
    • bind-modules-mysql-9.20.21-160000.1.1
    • bind-9.20.21-160000.1.1
    • bind-modules-mysql-debuginfo-9.20.21-160000.1.1
  • SUSE Linux Enterprise Server for SAP applications 16.0 (noarch)
    • bind-doc-9.20.21-160000.1.1

References: