SUSE alert SUSE-SU-2026:23226-1 (unbound)

From:
             
 
SLE-SECURITY-UPDATES <null@suse.de>
To:
             
 
sle-security-updates@lists.suse.com
Subject:
             
 
SUSE-SU-2026:23226-1: important: Security update for unbound
Date:
             
 
Tue, 25 Aug 2026 16:58:28 -0000
Message-ID:
             
 
<178767710814.3224.1300488430818051504@fafdf49fb59f>
# Security update for unbound

Announcement ID: SUSE-SU-2026:23226-1  
Release Date: 2026-08-10T15:27:28Z  
Rating: important  
References:

  * bsc#1271873
  * bsc#1271874
  * bsc#1271875
  * bsc#1271876
  * bsc#1271877
  * bsc#1271878
  * bsc#1271879
  * bsc#1271880
  * bsc#1271881
  * bsc#1271882
  * bsc#1271883
  * bsc#1271884
  * bsc#1271886
  * bsc#1271887
  * bsc#1271888
  * bsc#1271889
  * bsc#1271890
  * bsc#1271891
  * bsc#1271892
  * bsc#1271893
  * bsc#1271894
  * bsc#1271895
  * bsc#1271896

  
Cross-References:

  * CVE-2026-14586
  * CVE-2026-32665
  * CVE-2026-40622
  * CVE-2026-40691
  * CVE-2026-41637
  * CVE-2026-42955
  * CVE-2026-44621
  * CVE-2026-44687
  * CVE-2026-44690
  * CVE-2026-46582
  * CVE-2026-50045
  * CVE-2026-50046
  * CVE-2026-50243
  * CVE-2026-50248
  * CVE-2026-50251
  * CVE-2026-50252
  * CVE-2026-54478
  * CVE-2026-55708
  * CVE-2026-55717
  * CVE-2026-55973
  * CVE-2026-55990
  * CVE-2026-55991
  * CVE-2026-56416
  * CVE-2026-56444

  
CVSS scores:

  * CVE-2026-14586 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-14586 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-14586 ( NVD ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-32665 ( 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-2026-32665 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-32665 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-40622 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2026-40622 ( NVD ):  6.6

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber
  * CVE-2026-40622 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
  * CVE-2026-40691 ( 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-2026-40691 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-40691 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-41637 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-41637 ( SUSE ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-41637 ( NVD ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-42955 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-42955 ( SUSE ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
  * CVE-2026-42955 ( NVD ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
  * CVE-2026-44621 ( SUSE ):  6.9
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-44621 ( SUSE ):  6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-44621 ( NVD ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-44687 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-44687 ( SUSE ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-44687 ( NVD ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-44690 ( SUSE ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-44690 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2026-44690 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
  * CVE-2026-46582 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-46582 ( SUSE ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
  * CVE-2026-46582 ( NVD ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
  * CVE-2026-50045 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-50045 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-50045 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-50046 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-50046 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-50046 ( NVD ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-50243 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-50243 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
  * CVE-2026-50243 ( NVD ):  6.3

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2026-50243 ( NVD ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
  * CVE-2026-50248 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-50248 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
  * CVE-2026-50248 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L
  * CVE-2026-50251 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-50251 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-50251 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-50252 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-50252 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
  * CVE-2026-50252 ( NVD ):  5.7

CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber
  * CVE-2026-50252 ( NVD ):  9.3 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H
  * CVE-2026-54478 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-54478 ( SUSE ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
  * CVE-2026-54478 ( NVD ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
  * CVE-2026-55708 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-55708 ( SUSE ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
  * CVE-2026-55708 ( NVD ):  3.1 CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N
  * CVE-2026-55717 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-55717 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-55717 ( NVD ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-55973 ( 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-2026-55973 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-55973 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-55990 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-55990 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-55990 ( NVD ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-55991 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-55991 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-55991 ( NVD ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-56416 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-56416 ( SUSE ):  5.6 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
  * CVE-2026-56416 ( NVD ):  4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
  * CVE-2026-56444 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-56444 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-56444 ( 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 Enterprise Server 16.0
  * SUSE Linux Enterprise Server for SAP applications 16.0

  
  
An update that solves 24 vulnerabilities can now be installed.

## Description:

This update for unbound fixes the following issues:

Update to version 1.25.2.

Security issues fixed:

  * CVE-2026-14586: DoS via assertion in `libngtcp2` for DNS-over-QUIC
    environments with high concurrency (bsc#1271879).
  * CVE-2026-32665: Remote DNS-over-QUIC denial of service due to `quic-size`
    budget bypass (bsc#1271873).
  * CVE-2026-40691: DoS due to heap overflow via single bad DNSCrypt query over
    TCP (bsc#1271875).
  * CVE-2026-41637: Degradation of resolution service due to improperly
    accounted client-terminated DNS-over-QUIC queries (bsc#1271891).
  * CVE-2026-42955: Ghost domain window can be extended by up to one cached TTL
    configured value for A/AAAA glue records (bsc#1271892).
  * CVE-2026-44621: Libunbound applications configured with `unwanted-reply-
    threshold` could eventually be abruptly terminated (bsc#1271876).
  * CVE-2026-44687: Off-by-one error in `harden-below-nxdomain` logic can shadow
    a stub/forward zone by a legitimate parent's `NXDOMAIN` (bsc#1271893).
  * CVE-2026-44690: Cross-zone wildcard cache poisoning via `RRSIG.labels`
    manipulation (bsc#1271877).
  * CVE-2026-46582: Replay of a wildcard `rrset` as another piece of data
    triggers poisoning in the server expired reply path (bsc#1271894).
  * CVE-2026-50045: `max-global-quota` bypass via single client queries for a
    deeply nested name under a DNSSEC-signed parent (bsc#1271878).
  * CVE-2026-50046: Possible heap use-after-free in an error path when a DoT
    forwarded query is jostled out (bsc#1271882).
  * CVE-2026-50243: `response-ip`/`rpz` can rewrite BOGUS answers instead of
    returning SERVFAIL (bsc#1271880).
  * CVE-2026-50248: BOGUS configured primary hostname accepted for XFR in
    auth/rpz zones (bsc#1271881).
  * CVE-2026-50251: Attacker supplied `0.0.0.0`/`::` glue triggers defensive
    full-cache flush (bsc#1271883).
  * CVE-2026-50252: Possible cache poisoning attack by mapping source port
    population per thread (bsc#1271884).
  * CVE-2026-54478: DNS Cookie bypass when proxy-protocol with with `answer-
    cookie:yes` is used (bsc#1271895).
  * CVE-2026-55708: Privacy/configuration issue when adding local data in views
    through `unbound-control` (bsc#1271896).
  * CVE-2026-55717: `serve-expired-client-timeout` and `response-ip` CNAME
    redirect could lead to a crash (bsc#1271886).
  * CVE-2026-55973: DoS due to stack overflow triggered crash when `dns-error-
    reporting: yes` is set (bsc#1271874).
  * CVE-2026-55990: Crash via crafted client UDP query due to DNSCrypt faulty
    configuration (bsc#1271887).
  * CVE-2026-55991: Remote DNS-over-QUIC (DoQ) flow-control reacheable assertion
    failure in `libngtcp2` (bsc#1271888).
  * CVE-2026-56416: Possible heap buffer overflow when validator canonicalizes
    RDATA that contains domain name (bsc#1271889).
  * CVE-2026-56444: Degradation of resolution service when `discard-timeout` and
    `serve-expired-client-timeout` are combined in unusual configuration
    (bsc#1271890).

Other updates and bugfixes:

  * Version 1.25.2:
  * Features:
    * TTL behavior changes: cached records reaching TTL 0 are expired; TTL 0 upstream answers are
no longer cached by cachedb; serve-expired-reply-ttl is now capped by the original TTL value; TTL
decoding updated to adhere to RFC 8767 section 4
    * Add new statistics: num.queries.replyaddr_limit and requestlist.current.replies
    * Add 'log-thread-id' configuration option to log the system-wide Linux thread ID for easier
debugging
    * Add ECC-GOST12 support per RFC 9558 (available as contrib/gost12.patch)
    * Allow synthesized DNAME TTL=0 to be served from cache within a 1-second grace period,
reducing recursion for TTL=0 DNAMEs (RFC 2308)
    * Fix DoT/DoH/DoQ to reload certificates on config reload without requiring a full restart;
fast_reload now supports changes to tls-service-key, tls-service-pem and tls-cert-bundle
    * Allow ip@port notation in control-interface configuration
    * Add iter-scrub-rrsig option (default: 8) to limit the number of RRSIGs processed by the
scrubber
    * Add 'tls-protocols' configuration option to select which TLS protocol versions are used;
TLSv1.2 is re-enabled by default
    * Add pthread_setname_np support for named threads
  * Bug Fixes:
    * Fix handle leak in pythonmod on pythonmod_init
    * Fix crash when mesh_detect_cycle_found() is called with no mesh state
    * Fix modstack_call_init to use the original string when it has changed
    * Fix fr_atomic_copy_cfg
    * Fix auth-zone empty label for $ORIGIN when downloading via HTTP
    * Fix respip and dns64 to be usable simultaneously; RPZ now works with DNS64
    * Fix HTTPS and QUIC not being enabled when port is listed in interface-automatic-ports
    * Allow wait-limit-cookie: 0 to disable cookie-validated wait limits
    * Fix FIPS mode in OpenSSL causing unit test failure
    * Fix discard-timeout to only drop UDP, not stream connections
    * Reply with SERVFAIL when the wait-limit is exceeded
    * Add extended DNS error code for invalid query type
    * Replace deprecated SWIG $function with $action
    * Log a warning for possible circular dependency when using hostnames in stub/forward zones
    * Fix infra cache for NAT64 by moving NAT64 synthesis to the delegation point when adding
target addresses
    * Fix discard-timeout packet accounting in the mesh area
    * Update IANA portlist
    * Copy DNSTAP configuration from daemon to workers after fast_reload
    * Fix HTTP/2 stream mesh state removal and drop handling for postpone_drop and send failures
    * Log THROWAWAY and (DNSSEC) LAME responses with clearer categorization in log output
    * Fix EDE removal logic consistency between encoding errors and encoding replies
    * Fix EDNS subnet scope-zero queries not being stored when forward-no-cache or stub-no-cache is
set
    * Do not initialize quic_table unless QUIC is enabled
    * Fix fast_reload to copy iter_scrub_ns, iter_scrub_cname and max_global_quota options
    * Fix allow-notify entries with hostnames to be copied after IPv4/IPv6 lookup; fix skipping
hostname lookups when only URLs are configured
    * Fix NAT64 inconsistency with do-not-query-address during retries
    * Fix cachedb aggressive negative responses not setting the RA flag
    * Fix root key priming failure after loading RPZ zones containing ZONEMD RRtype
    * Fix local-zone always_refuse to also block DS queries
    * Fix cache lookup/store in external cachedb when forwarder/stub uses the no-cache option
    * Fix cachedb returning expired bogus data as non-bogus
    * Fix validator unchecked state handling with validation recursion and EDNS subnet
    * Fix DNAME lookup flag and assertion in expired calculation debug routine
    * Fix DNS rebinding bypass via SVCB/HTTPS records; private-address now also elides SVCB and
HTTPS records matching the filter
    * Warn for unused 'nodefault' local-zone configuration in unbound-checkconf
    * Fix lock/unlock for view in memory error handling
    * Apply cache TTL policy to DNAME and synthesized CNAME on the wire path
    * Fix detection of HTTP listening port in fast_reload
    * Fix ignoring out-of-zone DNAME records for CNAME synthesis
    * Fix invalid HTTP content length/chunk size checks and RR rdata field length validation in
zone transfer, preventing heap buffer-overflow read errors
    * Fix defense in depth for service callback with empty packet
    * Fix shared memory statistics with threads
    * Fix EDNS client subnet to not store SERVFAIL in the global cache after a failed lookup;
stores a short-lived failure entry in the subnet cache instead
    * Fix memory corruption related core dumps when alloc_reg_obtain encounters an empty list
    * Fix RFC 7766 compliance when client sends EOF over TCP
    * Fix DoH session cleanup when the same query appears on multiple streams
    * Fix TLS context setup for tls-service-pem
    * Fix TTL comparisons in rdata_copy for 32-bit signed/unsigned values
    * Fix memory leak in subnet SERVFAIL store
    * Fix for the Jiggle Attack: server now answers errors for error cases and no longer reflects
parts of the incoming query
    * Fix EDNS extended RCODE reflection: server no longer echoes extended RCODE values after CHAOS
class queries
    * Fix iterator RCODE handling of YXDOMAIN: only accept YXDOMAIN answers that contain a DNAME
record
    * Fix missing bounds check when decompressing dnames for downloaded authority zones, preventing
malformed content from truncated AXFR packets
    * Fix upstream TLS connections being reused for different names at the same IP address
    * Fix to disallow signatures with revoked DNSKEYs
    * Fix DNAME with unsigned CNAME to check for the correct match, preventing certain zone
configurations from granting secure status to unchecked CNAMEs
    * Fix wildcard CNAME handling in the chain of trust
    * Fix buffer overrun in doq_repinfo_retrieve_localaddr()
  * Packaging changes:
    * Update keyring to new NLnet Labs release signing key

## 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-16.0-1446=1

  * SUSE Linux Enterprise Server for SAP applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-1446=1

## Package List:

  * SUSE Linux Enterprise Server for SAP applications 16.0 (x86_64)
    * unbound-anchor-1.25.2-160000.1.1
    * unbound-1.25.2-160000.1.1
    * unbound-devel-1.25.2-160000.1.1
    * libunbound8-debuginfo-1.25.2-160000.1.1
    * unbound-debugsource-1.25.2-160000.1.1
    * libunbound8-1.25.2-160000.1.1
    * unbound-debuginfo-1.25.2-160000.1.1
    * python3-unbound-1.25.2-160000.1.1
    * unbound-anchor-debuginfo-1.25.2-160000.1.1
    * python3-unbound-debuginfo-1.25.2-160000.1.1
  * SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    * unbound-anchor-1.25.2-160000.1.1
    * unbound-1.25.2-160000.1.1
    * unbound-devel-1.25.2-160000.1.1
    * libunbound8-1.25.2-160000.1.1
    * libunbound8-debuginfo-1.25.2-160000.1.1
    * unbound-debugsource-1.25.2-160000.1.1
    * unbound-debuginfo-1.25.2-160000.1.1
    * python3-unbound-1.25.2-160000.1.1
    * unbound-anchor-debuginfo-1.25.2-160000.1.1
    * python3-unbound-debuginfo-1.25.2-160000.1.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-14586.html
  * https://www.suse.com/security/cve/CVE-2026-32665.html
  * https://www.suse.com/security/cve/CVE-2026-40622.html
  * https://www.suse.com/security/cve/CVE-2026-40691.html
  * https://www.suse.com/security/cve/CVE-2026-41637.html
  * https://www.suse.com/security/cve/CVE-2026-42955.html
  * https://www.suse.com/security/cve/CVE-2026-44621.html
  * https://www.suse.com/security/cve/CVE-2026-44687.html
  * https://www.suse.com/security/cve/CVE-2026-44690.html
  * https://www.suse.com/security/cve/CVE-2026-46582.html
  * https://www.suse.com/security/cve/CVE-2026-50045.html
  * https://www.suse.com/security/cve/CVE-2026-50046.html
  * https://www.suse.com/security/cve/CVE-2026-50243.html
  * https://www.suse.com/security/cve/CVE-2026-50248.html
  * https://www.suse.com/security/cve/CVE-2026-50251.html
  * https://www.suse.com/security/cve/CVE-2026-50252.html
  * https://www.suse.com/security/cve/CVE-2026-54478.html
  * https://www.suse.com/security/cve/CVE-2026-55708.html
  * https://www.suse.com/security/cve/CVE-2026-55717.html
  * https://www.suse.com/security/cve/CVE-2026-55973.html
  * https://www.suse.com/security/cve/CVE-2026-55990.html
  * https://www.suse.com/security/cve/CVE-2026-55991.html
  * https://www.suse.com/security/cve/CVE-2026-56416.html
  * https://www.suse.com/security/cve/CVE-2026-56444.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1271873
  * https://bugzilla.suse.com/show_bug.cgi?id=1271874
  * https://bugzilla.suse.com/show_bug.cgi?id=1271875
  * https://bugzilla.suse.com/show_bug.cgi?id=1271876
  * https://bugzilla.suse.com/show_bug.cgi?id=1271877
  * https://bugzilla.suse.com/show_bug.cgi?id=1271878
  * https://bugzilla.suse.com/show_bug.cgi?id=1271879
  * https://bugzilla.suse.com/show_bug.cgi?id=1271880
  * https://bugzilla.suse.com/show_bug.cgi?id=1271881
  * https://bugzilla.suse.com/show_bug.cgi?id=1271882
  * https://bugzilla.suse.com/show_bug.cgi?id=1271883
  * https://bugzilla.suse.com/show_bug.cgi?id=1271884
  * https://bugzilla.suse.com/show_bug.cgi?id=1271886
  * https://bugzilla.suse.com/show_bug.cgi?id=1271887
  * https://bugzilla.suse.com/show_bug.cgi?id=1271888
  * https://bugzilla.suse.com/show_bug.cgi?id=1271889
  * https://bugzilla.suse.com/show_bug.cgi?id=1271890
  * https://bugzilla.suse.com/show_bug.cgi?id=1271891
  * https://bugzilla.suse.com/show_bug.cgi?id=1271892
  * https://bugzilla.suse.com/show_bug.cgi?id=1271893
  * https://bugzilla.suse.com/show_bug.cgi?id=1271894
  * https://bugzilla.suse.com/show_bug.cgi?id=1271895
  * https://bugzilla.suse.com/show_bug.cgi?id=1271896



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