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openSUSE bind Important Threats Memory Exhaustion Amplification 2026-2676-1

opensuse
Calendar Grey June 29, 2026
Dist Opensuse Esm H88
# Security update for bind Announcement ID: SUSE-SU-2026:2676-1 Release Date: 2026-06-29T09:53:56Z R
An update that solves five 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).

* CVE-2026-5950: Unbounded resend loop in BIND 9 resolver (bsc#1265596).

* CVE-2026-3593: Heap use-after-free vulnerability in BIND 9 DNS-over-HTTPS

implementation (bsc#1265593).

Changes for bind:

* Update to release 9.18.49

Topics%20covered

Topics Covered

security advisory bind important memory exhaustion OpenSUSE heap-use-after-free

Patch

## 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 15 SP6 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-2676=1

* openSUSE Leap 15.6

zypper in -t patch SUSE-2026-2676=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP6

zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-2676=1

Package List

* SUSE Linux Enterprise Server for SAP Applications 15 SP6 (ppc64le x86_64)

* bind-9.18.49-150600.3.26.1

* bind-utils-9.18.49-150600.3.26.1

* bind-debuginfo-9.18.49-150600.3.26.1

* bind-utils-debuginfo-9.18.49-150600.3.26.1

* bind-debugsource-9.18.49-150600.3.26.1

* SUSE Linux Enterprise Server for SAP Applications 15 SP6 (noarch)

* bind-doc-9.18.49-150600.3.26.1

* openSUSE Leap 15.6 (aarch64 i586 ppc64le s390x x86_64)

* bind-9.18.49-150600.3.26.1

* bind-utils-9.18.49-150600.3.26.1

* bind-debuginfo-9.18.49-150600.3.26.1

* bind-utils-debuginfo-9.18.49-150600.3.26.1

* bind-debugsource-9.18.49-150600.3.26.1

* openSUSE Leap 15.6 (noarch)

* bind-doc-9.18.49-150600.3.26.1

* SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le s390x x86_64)

* bind-9.18.49-150600.3.26.1

* bind-utils-9.18.49-150600.3.26.1

* bind-debuginfo-9.18.49-150600.3.26.1

* bind-utils-debuginfo-9.18.49-150600.3.26.1

* bind-debugsource-9.18.49-150600.3.26.1

* SUSE Linux Enterprise Server 15 SP6 LTSS (noarch)

* bind-doc-9.18.49-150600.3.26.1

References

* bsc#1265591

* bsc#1265592

* bsc#1265593

* bsc#1265594

* bsc#1265596

## 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-2026-3593.html

* https://www.suse.com/security/cve/CVE-2026-5946.html

* https://www.suse.com/security/cve/CVE-2026-5950.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=1265593

* https://bugzilla.suse.com/show_bug.cgi?id=1265594

* https://bugzilla.suse.com/show_bug.cgi?id=1265596

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:2676-1
Release Date: 2026-06-29T09:53:56Z
Affected Products: * openSUSE Leap 15.6 * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server 15 SP6 LTSS * SUSE Linux Enterprise Server for SAP Applications 15 SP6

Topics%20covered

Topics Covered

security advisory bind important memory exhaustion OpenSUSE heap-use-after-free

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