[El-errata] ELSA-2026-75767 Important: Oracle Linux 9 bind security update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2026-75767

http://linux.oracle.com/errata/ELSA-2026-75767.html

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

x86_64:
bind-9.16.23-40.0.1.el9_8.10.x86_64.rpm
bind-chroot-9.16.23-40.0.1.el9_8.10.x86_64.rpm
bind-devel-9.16.23-40.0.1.el9_8.10.i686.rpm
bind-devel-9.16.23-40.0.1.el9_8.10.x86_64.rpm
bind-dnssec-doc-9.16.23-40.0.1.el9_8.10.noarch.rpm
bind-dnssec-utils-9.16.23-40.0.1.el9_8.10.x86_64.rpm
bind-doc-9.16.23-40.0.1.el9_8.10.noarch.rpm
bind-libs-9.16.23-40.0.1.el9_8.10.i686.rpm
bind-libs-9.16.23-40.0.1.el9_8.10.x86_64.rpm
bind-license-9.16.23-40.0.1.el9_8.10.noarch.rpm
bind-utils-9.16.23-40.0.1.el9_8.10.x86_64.rpm
python3-bind-9.16.23-40.0.1.el9_8.10.noarch.rpm

aarch64:
bind-9.16.23-40.0.1.el9_8.10.aarch64.rpm
bind-chroot-9.16.23-40.0.1.el9_8.10.aarch64.rpm
bind-devel-9.16.23-40.0.1.el9_8.10.aarch64.rpm
bind-dnssec-doc-9.16.23-40.0.1.el9_8.10.noarch.rpm
bind-dnssec-utils-9.16.23-40.0.1.el9_8.10.aarch64.rpm
bind-doc-9.16.23-40.0.1.el9_8.10.noarch.rpm
bind-libs-9.16.23-40.0.1.el9_8.10.aarch64.rpm
bind-license-9.16.23-40.0.1.el9_8.10.noarch.rpm
bind-utils-9.16.23-40.0.1.el9_8.10.aarch64.rpm
python3-bind-9.16.23-40.0.1.el9_8.10.noarch.rpm


SRPMS:
http://oss.oracle.com/ol9/SRPMS-updates/bind-9.16.23-40.0.1.el9_8.10.src.rpm

Related CVEs:

CVE-2026-19666
CVE-2026-19667
CVE-2026-80274




Description of changes:

[9.16.23-40.0.1.el9_8.10]
- Fix warning when changing device file permissions [Orabug: 36518580]

[32:9.16.23-40.10]
- Prevent assertion failure in dns64 mode with break-dnssec yes (CVE-2026-19666)
- Prevent crash on wildcard responses containing both NSEC and NSEC3 proofs (CVE-2026-80274)
- Reject oversized negative cached records early (CVE-2026-19667)

[32:9.16.23-40.9]
- Add new root key 38696 into package files (RHEL-255763)
- Update built-in anchors in delv and named

[32:9.16.23-40.8]
- Fix NSEC3 signer validation (CVE-2026-10723)

[32:9.16.23-40.7]
- Fix CVE-2026-13321: reject out-of-zone NSEC next owner names

[32:9.16.23-40.6]
- Fix RPZ name-too-long wildcard expansion (CVE-2026-11331)

[32:9.16.23-40.5]
- Fix dns_rdataset_addnoqname() accepting unsigned NSEC/NSEC3
  (CVE-2026-13204)

[32:9.16.23-40.4]
- Fix dnssec-signzone and RRSIG wildcard validation (CVE-2026-11721)

[32:9.16.23-40.3]
- Prevent cache memory exhaustion under sustained attack
  (CVE-2026-11622, RHEL-213397)

[32:9.16.23-40.2]
- Fix GSS-API resource leak (CVE-2026-3039)
- Invalid handling of CLASS != IN (CVE-2026-5946)