Oracle alert ELSA-2025-21110 (bind)

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[El-errata] ELSA-2025-21110 Important: Oracle Linux 9 bind security update
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Wed, 26 Nov 2025 14:09:57 -0800
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<mailman.43.1764195005.30.el-errata@oss.oracle.com>
Oracle Linux Security Advisory ELSA-2025-21110

http://linux.oracle.com/errata/ELSA-2025-21110.html

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

x86_64:
bind-9.16.23-34.0.1.el9_7.1.x86_64.rpm
bind-chroot-9.16.23-34.0.1.el9_7.1.x86_64.rpm
bind-devel-9.16.23-34.0.1.el9_7.1.i686.rpm
bind-devel-9.16.23-34.0.1.el9_7.1.x86_64.rpm
bind-dnssec-doc-9.16.23-34.0.1.el9_7.1.noarch.rpm
bind-dnssec-utils-9.16.23-34.0.1.el9_7.1.x86_64.rpm
bind-doc-9.16.23-34.0.1.el9_7.1.noarch.rpm
bind-libs-9.16.23-34.0.1.el9_7.1.i686.rpm
bind-libs-9.16.23-34.0.1.el9_7.1.x86_64.rpm
bind-license-9.16.23-34.0.1.el9_7.1.noarch.rpm
bind-utils-9.16.23-34.0.1.el9_7.1.x86_64.rpm
python3-bind-9.16.23-34.0.1.el9_7.1.noarch.rpm

aarch64:
bind-9.16.23-34.0.1.el9_7.1.aarch64.rpm
bind-chroot-9.16.23-34.0.1.el9_7.1.aarch64.rpm
bind-devel-9.16.23-34.0.1.el9_7.1.aarch64.rpm
bind-dnssec-doc-9.16.23-34.0.1.el9_7.1.noarch.rpm
bind-dnssec-utils-9.16.23-34.0.1.el9_7.1.aarch64.rpm
bind-doc-9.16.23-34.0.1.el9_7.1.noarch.rpm
bind-libs-9.16.23-34.0.1.el9_7.1.aarch64.rpm
bind-license-9.16.23-34.0.1.el9_7.1.noarch.rpm
bind-utils-9.16.23-34.0.1.el9_7.1.aarch64.rpm
python3-bind-9.16.23-34.0.1.el9_7.1.noarch.rpm


SRPMS:
http://oss.oracle.com/ol9/SRPMS-updates/bind-9.16.23-34.0...

Related CVEs:

CVE-2025-40778
CVE-2025-40780




Description of changes:

[32:9.16.23-34.0.1.1]
- Fix warning when changing device file permissions [Orabug: 36518580]

[32:9.16.23-34.1]
- Prevent cache poisoning due to weak PRNG (CVE-2025-40780)
- Replace downstream fixes with upstream changes
- Address various spoofing attacks (CVE-2025-40778)

[32:9.16.23-34]
- Fix failures in idna system test (RHEL-66172)

[32:9.16.23-33]
- logrotate: skip if empty and remove old variants (RHEL-113942)

[32:9.16.23-32]
- Decode IDN names on input in all situations in utilities (RHEL-66172)


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