SUSE-SU-2026:24157-1: important: Security update for bind
SLE-SECURITY-UPDATES
null at suse.de
Thu Oct 15 12:39:54 UTC 2026
# Security update for bind
Announcement ID: SUSE-SU-2026:24157-1
Release Date: 2026-10-07T09:32:20Z
Rating: important
References:
* bsc#1280430
* bsc#1280432
* bsc#1280433
* bsc#1280435
* bsc#1280436
* bsc#1280437
* bsc#1280438
* bsc#1280439
* bsc#1280440
* bsc#1280441
* bsc#1280442
* bsc#1280443
* bsc#1280444
* bsc#1280445
Cross-References:
* CVE-2026-19033
* CVE-2026-19662
* CVE-2026-19666
* CVE-2026-19667
* CVE-2026-19668
* CVE-2026-19941
* CVE-2026-75029
* CVE-2026-76163
* CVE-2026-77119
* CVE-2026-77692
* CVE-2026-78301
* CVE-2026-80274
* CVE-2026-81563
* CVE-2026-81736
CVSS scores:
* CVE-2026-19033 ( SUSE ): 8.3
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
* CVE-2026-19033 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L
* CVE-2026-19033 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L
* CVE-2026-19662 ( 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-2026-19662 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-19662 ( NVD ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-19666 ( 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-2026-19666 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-19666 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-19667 ( 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-2026-19667 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-19667 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-19668 ( SUSE ): 6.9
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
* CVE-2026-19668 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
* CVE-2026-19668 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
* CVE-2026-19941 ( 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-2026-19941 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
* CVE-2026-19941 ( NVD ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
* CVE-2026-75029 ( SUSE ): 6.9
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
* CVE-2026-75029 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
* CVE-2026-75029 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
* CVE-2026-76163 ( 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-2026-76163 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-76163 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-77119 ( 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-2026-77119 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
* CVE-2026-77119 ( NVD ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
* CVE-2026-77692 ( 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-2026-77692 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-77692 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-78301 ( SUSE ): 8.9
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:H/SA:N
* CVE-2026-78301 ( SUSE ): 5.8 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N
* CVE-2026-78301 ( NVD ): 5.8 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N
* CVE-2026-80274 ( 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-2026-80274 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-80274 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-81563 ( 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-2026-81563 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-81563 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-81736 ( 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-2026-81736 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-81736 ( 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 Server 16.0
* SUSE Linux Enterprise Server for SAP applications 16.0
An update that solves 14 vulnerabilities can now be installed.
## Description:
This update for bind fixes the following issues:
* CVE-2026-19033: Unauthenticated IXFR deltas are applied to the live zone
before TSIG verification (bsc#1280430).
* CVE-2026-19662: qpcache NOQNAME proof use-after-free crashes recursive
resolver (bsc#1280432).
* CVE-2026-19666: Use-after-free in query_addnoqnameproof() via the DNS64
filter64 path (bsc#1280433).
* CVE-2026-19667: Remote assertion failure via 16-bit length truncation in
dns_ncache_add() (bsc#1280435).
* CVE-2026-19668: Resource Exhaustion via Excessive DNSSEC Cryptographic
Material Matching (bsc#1280436).
* CVE-2026-19941: checkwildcard() accepts an out-of-zone NSEC as a wildcard-
nonexistence proof (bsc#1280437).
* CVE-2026-75029: Message parser retains every identical singleton RDATA,
enabling wire-to-work amplification (bsc#1280438).
* CVE-2026-76163: named aborts on a TKEY query when the user configuration has
no global options statement (bsc#1280439).
* CVE-2026-77119: NSEC3 insecure-referral proof can use unrelated cached NSEC3
RRsets (bsc#1280440).
* CVE-2026-77692: Unauthenticated remote crash of named via a single DoH
SIG(0) request (bsc#1280441).
* CVE-2026-78301: Out-of-zone database nodes can become authoritative zone
cuts (bsc#1280442).
* CVE-2026-80274: Validating resolver can abort while caching a mismatched
NOQNAME proof (bsc#1280443).
* CVE-2026-81563: SVCB AliasMode additional-data error leaks qpcache
references (bsc#1280444).
* CVE-2026-81736: Remote CPU denial of service through cached SVCB/HTTPS
AliasMode trees (bsc#1280445).
Changes for bind:
* Upgrade to release 9.20.29 Feature Changes:
* Reject oversized and malformed DNSKEY records up front.
* Speed up RPZ policy zone updates. Bug Fixes:
* Prevent a crash when using both dns64 and filter-a.
* Stop passing UDP client addresses to update-policy external helpers.
* Missing required NSEC3 for delegation not detected.
* Tighten EUI48 and EUI64 text parsing.
* GeoIP ACL state could be stale or wrong after reload.
* Honor DNSSEC policy key tag ranges.
* Fix a double free in mdig when EDNS options are specified.
* Fix a crash when an IXFR falls back to AXFR with updates still pending.
* Fix DS requests to parental agents over TLS.
* Fix the rndc-confgen -q (quiet) option.
* Enforce query ACLs for redirect zones and searched DLZs.
* Check asnum validity in GeoIP ACLs.
* Fix a crash on remote-servers lists that reference themselves.
* A record from outside a response policy zone could crash named.
* Invalid key-store configuration could abort the DNSSEC tools.
* NSEC signature set could bypass the secure-delegation check.
* Fix a possible nsupdate issue when using GSS-TSIG.
* Fix a crash with a single-element geoip sortlist.
* Prevent out-of-bailiwick CNAMEs from evicting cached records.
* Restore periodic cleanup of stale resolver address data.
* Fix named-checkconf/named crash with malformed key name.
* Prevent resolver crashes while processing DNS over TCP.
* Ensure NSEC authority does not cross zonecut boundary.
* Treat an unusable NSEC3 chain as a verification failure.
* Treat non-canonical RPZ prefixes as any other failure.
* Negative caching stopped working with stale-answer-client-timeout set to 0.
* An unterminated OpenSSL private-key Label: field could be read past its
parser buffer.
* Restore SMF support on Solaris and illumos.
* Fix compilation on GNU/Hurd.
* dig +yaml was producing invalid YAML when a lookup failed.
* Properly prevent TSIG generation command line injection attacks.
* Fix a potential heap bounds overflow write in dnssec-signzone.
* Fix crashes on invalid DNSTAP input in dnstap-read.
## 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 for SAP applications 16.0
zypper in -t patch SUSE-SLES-16.0-1862
* SUSE Linux Enterprise Server 16.0
zypper in -t patch SUSE-SLES-16.0-1862
## Package List:
* SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
* bind-modules-ldap-debuginfo-9.20.29-160000.1.1
* bind-utils-debuginfo-9.20.29-160000.1.1
* bind-debugsource-9.20.29-160000.1.1
* bind-modules-ldap-9.20.29-160000.1.1
* bind-debuginfo-9.20.29-160000.1.1
* bind-modules-mysql-9.20.29-160000.1.1
* bind-modules-generic-debuginfo-9.20.29-160000.1.1
* bind-utils-9.20.29-160000.1.1
* bind-modules-generic-9.20.29-160000.1.1
* bind-modules-sqlite3-debuginfo-9.20.29-160000.1.1
* bind-modules-mysql-debuginfo-9.20.29-160000.1.1
* bind-modules-sqlite3-9.20.29-160000.1.1
* bind-9.20.29-160000.1.1
* bind-modules-perl-9.20.29-160000.1.1
* bind-modules-perl-debuginfo-9.20.29-160000.1.1
* SUSE Linux Enterprise Server for SAP applications 16.0 (noarch)
* bind-doc-9.20.29-160000.1.1
* SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
* bind-modules-ldap-debuginfo-9.20.29-160000.1.1
* bind-utils-debuginfo-9.20.29-160000.1.1
* bind-debugsource-9.20.29-160000.1.1
* bind-modules-ldap-9.20.29-160000.1.1
* bind-debuginfo-9.20.29-160000.1.1
* bind-modules-mysql-9.20.29-160000.1.1
* bind-modules-generic-debuginfo-9.20.29-160000.1.1
* bind-utils-9.20.29-160000.1.1
* bind-modules-generic-9.20.29-160000.1.1
* bind-modules-sqlite3-debuginfo-9.20.29-160000.1.1
* bind-modules-mysql-debuginfo-9.20.29-160000.1.1
* bind-modules-sqlite3-9.20.29-160000.1.1
* bind-9.20.29-160000.1.1
* bind-modules-perl-9.20.29-160000.1.1
* bind-modules-perl-debuginfo-9.20.29-160000.1.1
* SUSE Linux Enterprise Server 16.0 (noarch)
* bind-doc-9.20.29-160000.1.1
## References:
* https://www.suse.com/security/cve/CVE-2026-19033.html
* https://www.suse.com/security/cve/CVE-2026-19662.html
* https://www.suse.com/security/cve/CVE-2026-19666.html
* https://www.suse.com/security/cve/CVE-2026-19667.html
* https://www.suse.com/security/cve/CVE-2026-19668.html
* https://www.suse.com/security/cve/CVE-2026-19941.html
* https://www.suse.com/security/cve/CVE-2026-75029.html
* https://www.suse.com/security/cve/CVE-2026-76163.html
* https://www.suse.com/security/cve/CVE-2026-77119.html
* https://www.suse.com/security/cve/CVE-2026-77692.html
* https://www.suse.com/security/cve/CVE-2026-78301.html
* https://www.suse.com/security/cve/CVE-2026-80274.html
* https://www.suse.com/security/cve/CVE-2026-81563.html
* https://www.suse.com/security/cve/CVE-2026-81736.html
* https://bugzilla.suse.com/show_bug.cgi?id=1280430
* https://bugzilla.suse.com/show_bug.cgi?id=1280432
* https://bugzilla.suse.com/show_bug.cgi?id=1280433
* https://bugzilla.suse.com/show_bug.cgi?id=1280435
* https://bugzilla.suse.com/show_bug.cgi?id=1280436
* https://bugzilla.suse.com/show_bug.cgi?id=1280437
* https://bugzilla.suse.com/show_bug.cgi?id=1280438
* https://bugzilla.suse.com/show_bug.cgi?id=1280439
* https://bugzilla.suse.com/show_bug.cgi?id=1280440
* https://bugzilla.suse.com/show_bug.cgi?id=1280441
* https://bugzilla.suse.com/show_bug.cgi?id=1280442
* https://bugzilla.suse.com/show_bug.cgi?id=1280443
* https://bugzilla.suse.com/show_bug.cgi?id=1280444
* https://bugzilla.suse.com/show_bug.cgi?id=1280445
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