SUSE-SU-2026:2779-1: important: Security update for bind

SLE-UPDATES null at suse.de
Mon Jul 6 20:30:26 UTC 2026 

# Security update for bind

Announcement ID: SUSE-SU-2026:2779-1  
Release Date: 2026-07-06T14:07:45Z  
Rating: important  
References:

  * bsc#1265591
  * bsc#1265592
  * bsc#1265594

  
Cross-References:

  * CVE-2026-3039
  * CVE-2026-3592
  * CVE-2026-5946

  
CVSS scores:

  * CVE-2026-3039 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-3039 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-3039 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-3592 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-3592 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-5946 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-5946 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-5946 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * Basesystem Module 15-SP7
  * openSUSE Leap 15.3
  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server 15 SP6 LTSS
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves three vulnerabilities can now be installed.

## Description:

This update for bind fixes the following issues:

  * CVE-2026-3039: BIND 9 server memory exhaustion during GSS-API TKEY
    negotiation (bsc#1265591).
  * CVE-2026-3592: Amplification vulnerabilities via self-pointed glue records
    (bsc#1265592).
  * CVE-2026-5946: Invalid handling of CLASS != IN (bsc#1265594).

## 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-SP7  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-2779=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP6  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-2779=1

  * SUSE Linux Enterprise Server 15 SP6 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-2779=1

  * openSUSE Leap 15.3  
    zypper in -t patch SUSE-2026-2779=1

## Package List:

  * openSUSE Leap 15.3 (aarch64 i586 ppc64le s390x x86_64)
    * libirs1601-debuginfo-9.16.6-150300.22.59.1
    * libdns1605-9.16.6-150300.22.59.1
    * libdns1605-debuginfo-9.16.6-150300.22.59.1
    * libisc1606-9.16.6-150300.22.59.1
    * bind-9.16.6-150300.22.59.1
    * bind-debugsource-9.16.6-150300.22.59.1
    * bind-devel-9.16.6-150300.22.59.1
    * libisccfg1600-debuginfo-9.16.6-150300.22.59.1
    * bind-utils-9.16.6-150300.22.59.1
    * libirs-devel-9.16.6-150300.22.59.1
    * libbind9-1600-9.16.6-150300.22.59.1
    * libbind9-1600-debuginfo-9.16.6-150300.22.59.1
    * libns1604-9.16.6-150300.22.59.1
    * libirs1601-9.16.6-150300.22.59.1
    * libisccc1600-debuginfo-9.16.6-150300.22.59.1
    * libisccc1600-9.16.6-150300.22.59.1
    * bind-utils-debuginfo-9.16.6-150300.22.59.1
    * bind-chrootenv-9.16.6-150300.22.59.1
    * libisccfg1600-9.16.6-150300.22.59.1
    * libisc1606-debuginfo-9.16.6-150300.22.59.1
    * bind-debuginfo-9.16.6-150300.22.59.1
    * libns1604-debuginfo-9.16.6-150300.22.59.1
  * openSUSE Leap 15.3 (noarch)
    * python3-bind-9.16.6-150300.22.59.1
    * bind-doc-9.16.6-150300.22.59.1
  * SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le s390x x86_64)
    * libisccfg1600-9.16.6-150300.22.59.1
    * libisc1606-debuginfo-9.16.6-150300.22.59.1
    * libisccfg1600-debuginfo-9.16.6-150300.22.59.1
    * libirs1601-debuginfo-9.16.6-150300.22.59.1
    * bind-debuginfo-9.16.6-150300.22.59.1
    * libirs-devel-9.16.6-150300.22.59.1
    * libdns1605-9.16.6-150300.22.59.1
    * libisc1606-9.16.6-150300.22.59.1
    * libdns1605-debuginfo-9.16.6-150300.22.59.1
    * bind-debugsource-9.16.6-150300.22.59.1
    * libirs1601-9.16.6-150300.22.59.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6 (ppc64le x86_64)
    * libisccfg1600-9.16.6-150300.22.59.1
    * libisc1606-debuginfo-9.16.6-150300.22.59.1
    * libisccfg1600-debuginfo-9.16.6-150300.22.59.1
    * libirs1601-debuginfo-9.16.6-150300.22.59.1
    * bind-debuginfo-9.16.6-150300.22.59.1
    * libirs-devel-9.16.6-150300.22.59.1
    * libdns1605-9.16.6-150300.22.59.1
    * libdns1605-debuginfo-9.16.6-150300.22.59.1
    * libisc1606-9.16.6-150300.22.59.1
    * bind-debugsource-9.16.6-150300.22.59.1
    * libirs1601-9.16.6-150300.22.59.1
  * Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * libisccfg1600-9.16.6-150300.22.59.1
    * libisc1606-debuginfo-9.16.6-150300.22.59.1
    * libisccfg1600-debuginfo-9.16.6-150300.22.59.1
    * libirs1601-debuginfo-9.16.6-150300.22.59.1
    * bind-debuginfo-9.16.6-150300.22.59.1
    * libirs-devel-9.16.6-150300.22.59.1
    * libdns1605-9.16.6-150300.22.59.1
    * libisc1606-9.16.6-150300.22.59.1
    * libdns1605-debuginfo-9.16.6-150300.22.59.1
    * bind-debugsource-9.16.6-150300.22.59.1
    * libirs1601-9.16.6-150300.22.59.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-3039.html
  * https://www.suse.com/security/cve/CVE-2026-3592.html
  * https://www.suse.com/security/cve/CVE-2026-5946.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1265591
  * https://bugzilla.suse.com/show_bug.cgi?id=1265592
  * https://bugzilla.suse.com/show_bug.cgi?id=1265594

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