# CVE-2025-40780: Cache poisoning due to weak PRNG

CVE-2025-40780 is fixed in 38 products on 1 platform, first by bind9 1:9.18.30-0ubuntu0.20.04.2+esm1, released October 21, 2025. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2025-40780
- Priority: High
- CVSS: 8.6 (Important)
- EPSS: 0.0047
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 21, 2025
- Weakness: Predictable from Observable State
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-40780

## Description

In specific circumstances, due to a weakness in the Pseudo Random NumberGenerator (PRNG) that is used, it is possible for an attacker to predictthe source port and query ID that BIND will use.This issue affects BIND 9 versions 9.16.0 through 9.16.50, 9.18.0 through9.18.39, 9.20.0 through 9.20.13, 9.21.0 through 9.21.12, 9.16.8-S1 through9.16.50-S1, 9.18.11-S1 through 9.18.39-S1, and 9.20.9-S1 through9.20.13-S1.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | bind RHEL 10 | 9.18.33-10.el10_1.2 | [RHSA-2025:21034](https://patchblox.com/security/data/fix/linux/rhsa-2025-21034.md) | Oct 22, 2025 |
| Linux | bind RHEL 9 | 32:9.16.23-34.el9_7.1 | [RHSA-2025:21110](https://patchblox.com/security/data/fix/linux/rhsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind almalinux 10 | 32:9.18.33-10.el10_1.2 | [ALSA-2025:21034](https://patchblox.com/security/data/fix/linux/alsa-2025-21034.md) | Nov 11, 2025 |
| Linux | bind almalinux 9 | 32:9.16.23-34.el9_7.1 | [ALSA-2025:21110](https://patchblox.com/security/data/fix/linux/alsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind amzn 2023 | 32:9.18.33-1.amzn2023.0.4 | [ALAS2023-2025-1255](https://patchblox.com/security/data/fix/linux/alas2023-2025-1255.md) | Nov 5, 2025 |
| Linux | bind ol 10 | 32:9.18.33-4.0.1.el10_0.2 | [ELSA-2025-19912](https://patchblox.com/security/data/fix/linux/elsa-2025-19912.md) | Nov 6, 2025 |
| Linux | bind ol 9 | 32:9.16.23-31.0.1.el9_6.2 | [ELSA-2025-19951](https://patchblox.com/security/data/fix/linux/elsa-2025-19951.md) | Nov 10, 2025 |
| Linux | bind opensuse-leap 15.6 | 9.18.33-150600.3.18.1 | [SUSE-SU-2025:4110-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-4110-1.md) | Nov 14, 2025 |
| Linux | bind opensuse-leap 16.0 | 9.20.15-160000.1.1 | [OPENSUSE-SU-2026:20039-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20039-1.md) | Jan 15, 2026 |
| Linux | bind rocky 10 | 2:9.18.33-10.el10_1.2 | [RLSA-2025:21034](https://patchblox.com/security/data/fix/linux/rlsa-2025-21034.md) | Nov 21, 2025 |
| Linux | bind rocky 9 | 2:9.16.23-34.el9_7.1 | [RLSA-2025:21110](https://patchblox.com/security/data/fix/linux/rlsa-2025-21110.md) | Nov 21, 2025 |
| Linux | bind sles 15.6 | 9.18.33-150600.3.18.1 | [SUSE-SU-2025:4110-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-4110-1.md) | Nov 14, 2025 |
| Linux | bind sles 15.7 | 9.16.6-150300.22.53.1 | [SUSE-SU-2025:4109-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-4109-1.md) | Nov 14, 2025 |
| Linux | bind sles 16.0 | 9.20.15-160000.1.1 | [SUSE-SU-2026:20085-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-20085-1.md) | Jan 15, 2026 |
| Linux | bind-chroot RHEL 9 | 32:9.16.23-34.el9_7.1 | [RHSA-2025:21110](https://patchblox.com/security/data/fix/linux/rhsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind-chroot almalinux 10 | 32:9.18.33-10.el10_1.2 | [ALSA-2025:21034](https://patchblox.com/security/data/fix/linux/alsa-2025-21034.md) | Nov 11, 2025 |
| Linux | bind-chroot almalinux 9 | 32:9.16.23-34.el9_7.1 | [ALSA-2025:21110](https://patchblox.com/security/data/fix/linux/alsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind-chroot amzn 2023 | 32:9.18.33-1.amzn2023.0.4 | [ALAS2023-2025-1255](https://patchblox.com/security/data/fix/linux/alas2023-2025-1255.md) | Nov 5, 2025 |
| Linux | bind-chroot ol 10 | 32:9.18.33-4.0.1.el10_0.2 | [ELSA-2025-19912](https://patchblox.com/security/data/fix/linux/elsa-2025-19912.md) | Nov 6, 2025 |
| Linux | bind-chroot ol 9 | 32:9.16.23-31.0.1.el9_6.2 | [ELSA-2025-19951](https://patchblox.com/security/data/fix/linux/elsa-2025-19951.md) | Nov 10, 2025 |
| Linux | bind-debuginfo amzn 2023 | 32:9.18.33-1.amzn2023.0.4 | [ALAS2023-2025-1255](https://patchblox.com/security/data/fix/linux/alas2023-2025-1255.md) | Nov 5, 2025 |
| Linux | bind-debugsource amzn 2023 | 32:9.18.33-1.amzn2023.0.4 | [ALAS2023-2025-1255](https://patchblox.com/security/data/fix/linux/alas2023-2025-1255.md) | Nov 5, 2025 |
| Linux | bind-devel RHEL 9 | 32:9.16.23-34.el9_7.1 | [RHSA-2025:21110](https://patchblox.com/security/data/fix/linux/rhsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind-devel almalinux 10 | 32:9.18.33-10.el10_1.2 | [ALSA-2025:21034](https://patchblox.com/security/data/fix/linux/alsa-2025-21034.md) | Nov 11, 2025 |
| Linux | bind-devel almalinux 9 | 32:9.16.23-34.el9_7.1 | [ALSA-2025:21110](https://patchblox.com/security/data/fix/linux/alsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind-devel amzn 2023 | 32:9.18.33-1.amzn2023.0.4 | [ALAS2023-2025-1255](https://patchblox.com/security/data/fix/linux/alas2023-2025-1255.md) | Nov 5, 2025 |
| Linux | bind-devel ol 10 | 32:9.18.33-4.0.1.el10_0.2 | [ELSA-2025-19912](https://patchblox.com/security/data/fix/linux/elsa-2025-19912.md) | Nov 6, 2025 |
| Linux | bind-devel ol 9 | 32:9.16.23-31.0.1.el9_6.2 | [ELSA-2025-19951](https://patchblox.com/security/data/fix/linux/elsa-2025-19951.md) | Nov 10, 2025 |
| Linux | bind-dnssec-doc RHEL 9 | 32:9.16.23-34.el9_7.1 | [RHSA-2025:21110](https://patchblox.com/security/data/fix/linux/rhsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind-dnssec-doc almalinux 9 | 32:9.16.23-34.el9_7.1 | [ALSA-2025:21110](https://patchblox.com/security/data/fix/linux/alsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind-dnssec-doc ol 9 | 32:9.16.23-31.0.1.el9_6.2 | [ELSA-2025-19951](https://patchblox.com/security/data/fix/linux/elsa-2025-19951.md) | Nov 10, 2025 |
| Linux | bind-dnssec-utils RHEL 9 | 32:9.16.23-34.el9_7.1 | [RHSA-2025:21110](https://patchblox.com/security/data/fix/linux/rhsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind-dnssec-utils almalinux 10 | 32:9.18.33-10.el10_1.2 | [ALSA-2025:21034](https://patchblox.com/security/data/fix/linux/alsa-2025-21034.md) | Nov 11, 2025 |
| Linux | bind-dnssec-utils almalinux 9 | 32:9.16.23-34.el9_7.1 | [ALSA-2025:21110](https://patchblox.com/security/data/fix/linux/alsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind-dnssec-utils amzn 2023 | 32:9.18.33-1.amzn2023.0.4 | [ALAS2023-2025-1255](https://patchblox.com/security/data/fix/linux/alas2023-2025-1255.md) | Nov 5, 2025 |
| Linux | bind-dnssec-utils ol 10 | 32:9.18.33-4.0.1.el10_0.2 | [ELSA-2025-19912](https://patchblox.com/security/data/fix/linux/elsa-2025-19912.md) | Nov 6, 2025 |
| Linux | bind-dnssec-utils ol 9 | 32:9.16.23-31.0.1.el9_6.2 | [ELSA-2025-19951](https://patchblox.com/security/data/fix/linux/elsa-2025-19951.md) | Nov 10, 2025 |
| Linux | bind-dnssec-utils-debuginfo amzn 2023 | 32:9.18.33-1.amzn2023.0.4 | [ALAS2023-2025-1255](https://patchblox.com/security/data/fix/linux/alas2023-2025-1255.md) | Nov 5, 2025 |
| Linux | bind-doc RHEL 9 | 32:9.16.23-34.el9_7.1 | [RHSA-2025:21110](https://patchblox.com/security/data/fix/linux/rhsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind-doc almalinux 10 | 32:9.18.33-10.el10_1.2 | [ALSA-2025:21034](https://patchblox.com/security/data/fix/linux/alsa-2025-21034.md) | Nov 11, 2025 |
| Linux | bind-doc almalinux 9 | 32:9.16.23-34.el9_7.1 | [ALSA-2025:21110](https://patchblox.com/security/data/fix/linux/alsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind-doc amzn 2023 | 32:9.18.33-1.amzn2023.0.4 | [ALAS2023-2025-1255](https://patchblox.com/security/data/fix/linux/alas2023-2025-1255.md) | Nov 5, 2025 |
| Linux | bind-doc ol 10 | 32:9.18.33-4.0.1.el10_0.2 | [ELSA-2025-19912](https://patchblox.com/security/data/fix/linux/elsa-2025-19912.md) | Nov 6, 2025 |
| Linux | bind-doc ol 9 | 32:9.16.23-31.0.1.el9_6.2 | [ELSA-2025-19951](https://patchblox.com/security/data/fix/linux/elsa-2025-19951.md) | Nov 10, 2025 |
| Linux | bind-libs RHEL 9 | 32:9.16.23-34.el9_7.1 | [RHSA-2025:21110](https://patchblox.com/security/data/fix/linux/rhsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind-libs almalinux 10 | 32:9.18.33-10.el10_1.2 | [ALSA-2025:21034](https://patchblox.com/security/data/fix/linux/alsa-2025-21034.md) | Nov 11, 2025 |
| Linux | bind-libs almalinux 9 | 32:9.16.23-34.el9_7.1 | [ALSA-2025:21110](https://patchblox.com/security/data/fix/linux/alsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind-libs amzn 2023 | 32:9.18.33-1.amzn2023.0.4 | [ALAS2023-2025-1255](https://patchblox.com/security/data/fix/linux/alas2023-2025-1255.md) | Nov 5, 2025 |
| Linux | bind-libs ol 10 | 32:9.18.33-4.0.1.el10_0.2 | [ELSA-2025-19912](https://patchblox.com/security/data/fix/linux/elsa-2025-19912.md) | Nov 6, 2025 |
| Linux | bind-libs ol 9 | 32:9.16.23-31.0.1.el9_6.2 | [ELSA-2025-19951](https://patchblox.com/security/data/fix/linux/elsa-2025-19951.md) | Nov 10, 2025 |
| Linux | bind-libs-debuginfo amzn 2023 | 32:9.18.33-1.amzn2023.0.4 | [ALAS2023-2025-1255](https://patchblox.com/security/data/fix/linux/alas2023-2025-1255.md) | Nov 5, 2025 |
| Linux | bind-license RHEL 9 | 32:9.16.23-34.el9_7.1 | [RHSA-2025:21110](https://patchblox.com/security/data/fix/linux/rhsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind-license almalinux 10 | 32:9.18.33-10.el10_1.2 | [ALSA-2025:21034](https://patchblox.com/security/data/fix/linux/alsa-2025-21034.md) | Nov 11, 2025 |
| Linux | bind-license almalinux 9 | 32:9.16.23-34.el9_7.1 | [ALSA-2025:21110](https://patchblox.com/security/data/fix/linux/alsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind-license amzn 2023 | 32:9.18.33-1.amzn2023.0.4 | [ALAS2023-2025-1255](https://patchblox.com/security/data/fix/linux/alas2023-2025-1255.md) | Nov 5, 2025 |
| Linux | bind-license ol 10 | 32:9.18.33-4.0.1.el10_0.2 | [ELSA-2025-19912](https://patchblox.com/security/data/fix/linux/elsa-2025-19912.md) | Nov 6, 2025 |
| Linux | bind-license ol 9 | 32:9.16.23-31.0.1.el9_6.2 | [ELSA-2025-19951](https://patchblox.com/security/data/fix/linux/elsa-2025-19951.md) | Nov 10, 2025 |
| Linux | bind-utils RHEL 9 | 32:9.16.23-34.el9_7.1 | [RHSA-2025:21110](https://patchblox.com/security/data/fix/linux/rhsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind-utils almalinux 10 | 32:9.18.33-10.el10_1.2 | [ALSA-2025:21034](https://patchblox.com/security/data/fix/linux/alsa-2025-21034.md) | Nov 11, 2025 |
| Linux | bind-utils almalinux 9 | 32:9.16.23-34.el9_7.1 | [ALSA-2025:21110](https://patchblox.com/security/data/fix/linux/alsa-2025-21110.md) | Nov 12, 2025 |
| Linux | bind-utils amzn 2023 | 32:9.18.33-1.amzn2023.0.4 | [ALAS2023-2025-1255](https://patchblox.com/security/data/fix/linux/alas2023-2025-1255.md) | Nov 5, 2025 |
| Linux | bind-utils ol 10 | 32:9.18.33-4.0.1.el10_0.2 | [ELSA-2025-19912](https://patchblox.com/security/data/fix/linux/elsa-2025-19912.md) | Nov 6, 2025 |
| Linux | bind-utils ol 9 | 32:9.16.23-31.0.1.el9_6.2 | [ELSA-2025-19951](https://patchblox.com/security/data/fix/linux/elsa-2025-19951.md) | Nov 10, 2025 |
| Linux | bind-utils-debuginfo amzn 2023 | 32:9.18.33-1.amzn2023.0.4 | [ALAS2023-2025-1255](https://patchblox.com/security/data/fix/linux/alas2023-2025-1255.md) | Nov 5, 2025 |
| Linux | bind9 Debian 12.15 (bookworm) | 1:9.18.41-1~deb12u1 | [DEBIAN-CVE-2025-40780](https://patchblox.com/security/data/fix/linux/debian-cve-2025-40780.md) | Oct 22, 2025 |
| Linux | bind9 Debian 13.5 (trixie) | 1:9.20.15-1~deb13u1 | [DEBIAN-CVE-2025-40780](https://patchblox.com/security/data/fix/linux/debian-cve-2025-40780.md) | Oct 22, 2025 |
| Linux | bind9 Debian 14 | 1:9.20.15-1 | [DEBIAN-CVE-2025-40780](https://patchblox.com/security/data/fix/linux/debian-cve-2025-40780.md) | Oct 22, 2025 |
| Linux | bind9 Ubuntu 20.04 LTS (focal) | 1:9.18.30-0ubuntu0.20.04.2+esm1 | [bind9 1:9.18.30-0ubuntu0.20.04.2+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-bind9-1-9.18.30-0ubuntu0.20.04.2-esm1.md) | Oct 21, 2025 |
| Linux | bind9 Ubuntu 22.04.1 LTS (jammy) | 1:9.18.39-0ubuntu0.22.04.2 | [bind9 1:9.18.39-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-bind9-1-9.18.39-0ubuntu0.22.04.2.md) | Oct 21, 2025 |
| Linux | bind9 Ubuntu 24.04.5 LTS (noble) | 1:9.18.39-0ubuntu0.24.04.2 | [bind9 1:9.18.39-0ubuntu0.24.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-bind9-1-9.18.39-0ubuntu0.24.04.2.md) | Oct 21, 2025 |
| Linux | bind9 Ubuntu 25.04 (plucky) | 1:9.20.11-0ubuntu0.2 | [bind9 1:9.20.11-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-bind9-1-9.20.11-0ubuntu0.2.md) | Oct 22, 2025 |
| Linux | bind9 Ubuntu 25.10 (questing) | 1:9.20.11-1ubuntu2.1 | [bind9 1:9.20.11-1ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-bind9-1-9.20.11-1ubuntu2.1.md) | Oct 21, 2025 |
| Linux | bind9 Ubuntu 26.04.1 LTS (resolute) | 1:9.20.11-1ubuntu3 | [bind9 1:9.20.11-1ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-bind9-1-9.20.11-1ubuntu3.md) | Oct 21, 2025 |
| Linux | bind9-dnsutils Ubuntu 20.04 LTS (focal) | 1:9.18.30-0ubuntu0.20.04.2+esm1 | [bind9-dnsutils 1:9.18.30-0ubuntu0.20.04.2+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-bind9-dnsutils-1-9.18.30-0ubuntu0.20.04.2-esm1.md) | Oct 21, 2025 |
| Linux | bind9-dnsutils Ubuntu 22.04.1 LTS (jammy) | 1:9.18.39-0ubuntu0.22.04.2 | [bind9-dnsutils 1:9.18.39-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-bind9-dnsutils-1-9.18.39-0ubuntu0.22.04.2.md) | Oct 21, 2025 |
| Linux | bind9-dnsutils Ubuntu 24.04.5 LTS (noble) | 1:9.18.39-0ubuntu0.24.04.2 | [bind9-dnsutils 1:9.18.39-0ubuntu0.24.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-bind9-dnsutils-1-9.18.39-0ubuntu0.24.04.2.md) | Oct 21, 2025 |
| Linux | bind9-dnsutils Ubuntu 25.04 (plucky) | 1:9.20.11-0ubuntu0.2 | [bind9-dnsutils 1:9.20.11-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-bind9-dnsutils-1-9.20.11-0ubuntu0.2.md) | Oct 22, 2025 |
| Linux | bind9-dnsutils Ubuntu 25.10 (questing) | 1:9.20.11-1ubuntu2.1 | [bind9-dnsutils 1:9.20.11-1ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-bind9-dnsutils-1-9.20.11-1ubuntu2.1.md) | Oct 21, 2025 |
| Linux | bind9-dnsutils Ubuntu 26.04.1 LTS (resolute) | 1:9.20.11-1ubuntu3 | [bind9-dnsutils 1:9.20.11-1ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-bind9-dnsutils-1-9.20.11-1ubuntu3.md) | Oct 21, 2025 |
| Linux | bind9-host Ubuntu 20.04 LTS (focal) | 1:9.18.30-0ubuntu0.20.04.2+esm1 | [bind9-host 1:9.18.30-0ubuntu0.20.04.2+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-bind9-host-1-9.18.30-0ubuntu0.20.04.2-esm1.md) | Oct 21, 2025 |
| Linux | bind9-host Ubuntu 22.04.1 LTS (jammy) | 1:9.18.39-0ubuntu0.22.04.2 | [bind9-host 1:9.18.39-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-bind9-host-1-9.18.39-0ubuntu0.22.04.2.md) | Oct 21, 2025 |
| Linux | bind9-host Ubuntu 24.04.5 LTS (noble) | 1:9.18.39-0ubuntu0.24.04.2 | [bind9-host 1:9.18.39-0ubuntu0.24.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-bind9-host-1-9.18.39-0ubuntu0.24.04.2.md) | Oct 21, 2025 |
| Linux | bind9-host Ubuntu 25.04 (plucky) | 1:9.20.11-0ubuntu0.2 | [bind9-host 1:9.20.11-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-bind9-host-1-9.20.11-0ubuntu0.2.md) | Oct 22, 2025 |
| Linux | bind9-host Ubuntu 25.10 (questing) | 1:9.20.11-1ubuntu2.1 | [bind9-host 1:9.20.11-1ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-bind9-host-1-9.20.11-1ubuntu2.1.md) | Oct 21, 2025 |
| Linux | bind9-host Ubuntu 26.04.1 LTS (resolute) | 1:9.20.11-1ubuntu3 | [bind9-host 1:9.20.11-1ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-bind9-host-1-9.20.11-1ubuntu3.md) | Oct 21, 2025 |
| Linux | bind9-libs Ubuntu 20.04 LTS (focal) | 1:9.18.30-0ubuntu0.20.04.2+esm1 | [bind9-libs 1:9.18.30-0ubuntu0.20.04.2+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-bind9-libs-1-9.18.30-0ubuntu0.20.04.2-esm1.md) | Oct 21, 2025 |
| Linux | bind9-libs Ubuntu 22.04.1 LTS (jammy) | 1:9.18.39-0ubuntu0.22.04.2 | [bind9-libs 1:9.18.39-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-bind9-libs-1-9.18.39-0ubuntu0.22.04.2.md) | Oct 21, 2025 |
| Linux | bind9-libs Ubuntu 24.04.5 LTS (noble) | 1:9.18.39-0ubuntu0.24.04.2 | [bind9-libs 1:9.18.39-0ubuntu0.24.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-bind9-libs-1-9.18.39-0ubuntu0.24.04.2.md) | Oct 21, 2025 |
| Linux | bind9-libs Ubuntu 25.04 (plucky) | 1:9.20.11-0ubuntu0.2 | [bind9-libs 1:9.20.11-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-bind9-libs-1-9.20.11-0ubuntu0.2.md) | Oct 22, 2025 |
| Linux | bind9-libs Ubuntu 25.10 (questing) | 1:9.20.11-1ubuntu2.1 | [bind9-libs 1:9.20.11-1ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-bind9-libs-1-9.20.11-1ubuntu2.1.md) | Oct 21, 2025 |
| Linux | bind9-libs Ubuntu 26.04.1 LTS (resolute) | 1:9.20.11-1ubuntu3 | [bind9-libs 1:9.20.11-1ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-bind9-libs-1-9.20.11-1ubuntu3.md) | Oct 21, 2025 |
| Linux | bind9-utils Ubuntu 20.04 LTS (focal) | 1:9.18.30-0ubuntu0.20.04.2+esm1 | [bind9-utils 1:9.18.30-0ubuntu0.20.04.2+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-bind9-utils-1-9.18.30-0ubuntu0.20.04.2-esm1.md) | Oct 21, 2025 |
| Linux | bind9-utils Ubuntu 22.04.1 LTS (jammy) | 1:9.18.39-0ubuntu0.22.04.2 | [bind9-utils 1:9.18.39-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-bind9-utils-1-9.18.39-0ubuntu0.22.04.2.md) | Oct 21, 2025 |
| Linux | bind9-utils Ubuntu 24.04.5 LTS (noble) | 1:9.18.39-0ubuntu0.24.04.2 | [bind9-utils 1:9.18.39-0ubuntu0.24.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-bind9-utils-1-9.18.39-0ubuntu0.24.04.2.md) | Oct 21, 2025 |
| Linux | bind9-utils Ubuntu 25.04 (plucky) | 1:9.20.11-0ubuntu0.2 | [bind9-utils 1:9.20.11-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-bind9-utils-1-9.20.11-0ubuntu0.2.md) | Oct 22, 2025 |
| Linux | bind9-utils Ubuntu 25.10 (questing) | 1:9.20.11-1ubuntu2.1 | [bind9-utils 1:9.20.11-1ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-bind9-utils-1-9.20.11-1ubuntu2.1.md) | Oct 21, 2025 |
| Linux | bind9-utils Ubuntu 26.04.1 LTS (resolute) | 1:9.20.11-1ubuntu3 | [bind9-utils 1:9.20.11-1ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-bind9-utils-1-9.20.11-1ubuntu3.md) | Oct 21, 2025 |
| Linux | bind9.16 RHEL 8 | 32:9.16.23-0.22.el8_10.4 | [RHSA-2025:19793](https://patchblox.com/security/data/fix/linux/rhsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16 almalinux 8 | 32:9.16.23-0.22.el8_10.4 | [ALSA-2025:19793](https://patchblox.com/security/data/fix/linux/alsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16 ol 8 | 32:9.16.23-0.22.el8_10.4 | [ELSA-2025-19793](https://patchblox.com/security/data/fix/linux/elsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16 rocky 8 | 2:9.16.23-0.22.el8_10.4 | [RLSA-2025:19793](https://patchblox.com/security/data/fix/linux/rlsa-2025-19793.md) | Nov 6, 2025 |
| Linux | bind9.16-chroot RHEL 8 | 32:9.16.23-0.22.el8_10.4 | [RHSA-2025:19793](https://patchblox.com/security/data/fix/linux/rhsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-chroot almalinux 8 | 32:9.16.23-0.22.el8_10.4 | [ALSA-2025:19793](https://patchblox.com/security/data/fix/linux/alsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-chroot ol 8 | 32:9.16.23-0.22.el8_10.4 | [ELSA-2025-19793](https://patchblox.com/security/data/fix/linux/elsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-devel RHEL 8 | 32:9.16.23-0.22.el8_10.4 | [RHSA-2025:19793](https://patchblox.com/security/data/fix/linux/rhsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-devel almalinux 8 | 32:9.16.23-0.22.el8_10.4 | [ALSA-2025:19793](https://patchblox.com/security/data/fix/linux/alsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-devel ol 8 | 32:9.16.23-0.22.el8_10.4 | [ELSA-2025-19793](https://patchblox.com/security/data/fix/linux/elsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-dnssec-utils RHEL 8 | 32:9.16.23-0.22.el8_10.4 | [RHSA-2025:19793](https://patchblox.com/security/data/fix/linux/rhsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-dnssec-utils almalinux 8 | 32:9.16.23-0.22.el8_10.4 | [ALSA-2025:19793](https://patchblox.com/security/data/fix/linux/alsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-dnssec-utils ol 8 | 32:9.16.23-0.22.el8_10.4 | [ELSA-2025-19793](https://patchblox.com/security/data/fix/linux/elsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-doc RHEL 8 | 32:9.16.23-0.22.el8_10.4 | [RHSA-2025:19793](https://patchblox.com/security/data/fix/linux/rhsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-doc almalinux 8 | 32:9.16.23-0.22.el8_10.4 | [ALSA-2025:19793](https://patchblox.com/security/data/fix/linux/alsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-doc ol 8 | 32:9.16.23-0.22.el8_10.4 | [ELSA-2025-19793](https://patchblox.com/security/data/fix/linux/elsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-libs RHEL 8 | 32:9.16.23-0.22.el8_10.4 | [RHSA-2025:19793](https://patchblox.com/security/data/fix/linux/rhsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-libs almalinux 8 | 32:9.16.23-0.22.el8_10.4 | [ALSA-2025:19793](https://patchblox.com/security/data/fix/linux/alsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-libs ol 8 | 32:9.16.23-0.22.el8_10.4 | [ELSA-2025-19793](https://patchblox.com/security/data/fix/linux/elsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-license RHEL 8 | 32:9.16.23-0.22.el8_10.4 | [RHSA-2025:19793](https://patchblox.com/security/data/fix/linux/rhsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-license almalinux 8 | 32:9.16.23-0.22.el8_10.4 | [ALSA-2025:19793](https://patchblox.com/security/data/fix/linux/alsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-license ol 8 | 32:9.16.23-0.22.el8_10.4 | [ELSA-2025-19793](https://patchblox.com/security/data/fix/linux/elsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-utils RHEL 8 | 32:9.16.23-0.22.el8_10.4 | [RHSA-2025:19793](https://patchblox.com/security/data/fix/linux/rhsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-utils almalinux 8 | 32:9.16.23-0.22.el8_10.4 | [ALSA-2025:19793](https://patchblox.com/security/data/fix/linux/alsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.16-utils ol 8 | 32:9.16.23-0.22.el8_10.4 | [ELSA-2025-19793](https://patchblox.com/security/data/fix/linux/elsa-2025-19793.md) | Nov 5, 2025 |
| Linux | bind9.18 RHEL 9 | 32:9.18.29-5.el9_7.2 | [RHSA-2025:21111](https://patchblox.com/security/data/fix/linux/rhsa-2025-21111.md) | Nov 12, 2025 |
| Linux | bind9.18 almalinux 9 | 32:9.18.29-5.el9_7.2 | [ALSA-2025:21111](https://patchblox.com/security/data/fix/linux/alsa-2025-21111.md) | Nov 12, 2025 |
| Linux | bind9.18 ol 9 | 32:9.18.29-4.el9_6.2 | [ELSA-2025-19950](https://patchblox.com/security/data/fix/linux/elsa-2025-19950.md) | Nov 10, 2025 |
| Linux | bind9.18 rocky 9 | 2:9.18.29-5.el9_7.2 | [RLSA-2025:21111](https://patchblox.com/security/data/fix/linux/rlsa-2025-21111.md) | Nov 21, 2025 |
| Linux | bind9.18-chroot RHEL 9 | 32:9.18.29-5.el9_7.2 | [RHSA-2025:21111](https://patchblox.com/security/data/fix/linux/rhsa-2025-21111.md) | Nov 12, 2025 |
| Linux | bind9.18-chroot almalinux 9 | 32:9.18.29-5.el9_7.2 | [ALSA-2025:21111](https://patchblox.com/security/data/fix/linux/alsa-2025-21111.md) | Nov 12, 2025 |
| Linux | bind9.18-chroot ol 9 | 32:9.18.29-4.el9_6.2 | [ELSA-2025-19950](https://patchblox.com/security/data/fix/linux/elsa-2025-19950.md) | Nov 10, 2025 |
| Linux | bind9.18-devel RHEL 9 | 32:9.18.29-5.el9_7.2 | [RHSA-2025:21111](https://patchblox.com/security/data/fix/linux/rhsa-2025-21111.md) | Nov 12, 2025 |
| Linux | bind9.18-devel almalinux 9 | 32:9.18.29-5.el9_7.2 | [ALSA-2025:21111](https://patchblox.com/security/data/fix/linux/alsa-2025-21111.md) | Nov 12, 2025 |
| Linux | bind9.18-devel ol 9 | 32:9.18.29-4.el9_6.2 | [ELSA-2025-19950](https://patchblox.com/security/data/fix/linux/elsa-2025-19950.md) | Nov 10, 2025 |
| Linux | bind9.18-dnssec-utils RHEL 9 | 32:9.18.29-5.el9_7.2 | [RHSA-2025:21111](https://patchblox.com/security/data/fix/linux/rhsa-2025-21111.md) | Nov 12, 2025 |
| Linux | bind9.18-dnssec-utils almalinux 9 | 32:9.18.29-5.el9_7.2 | [ALSA-2025:21111](https://patchblox.com/security/data/fix/linux/alsa-2025-21111.md) | Nov 12, 2025 |
| Linux | bind9.18-dnssec-utils ol 9 | 32:9.18.29-4.el9_6.2 | [ELSA-2025-19950](https://patchblox.com/security/data/fix/linux/elsa-2025-19950.md) | Nov 10, 2025 |
| Linux | bind9.18-doc RHEL 9 | 32:9.18.29-5.el9_7.2 | [RHSA-2025:21111](https://patchblox.com/security/data/fix/linux/rhsa-2025-21111.md) | Nov 12, 2025 |
| Linux | bind9.18-doc almalinux 9 | 32:9.18.29-5.el9_7.2 | [ALSA-2025:21111](https://patchblox.com/security/data/fix/linux/alsa-2025-21111.md) | Nov 12, 2025 |
| Linux | bind9.18-doc ol 9 | 32:9.18.29-4.el9_6.2 | [ELSA-2025-19950](https://patchblox.com/security/data/fix/linux/elsa-2025-19950.md) | Nov 10, 2025 |
| Linux | bind9.18-libs RHEL 9 | 32:9.18.29-5.el9_7.2 | [RHSA-2025:21111](https://patchblox.com/security/data/fix/linux/rhsa-2025-21111.md) | Nov 12, 2025 |
| Linux | bind9.18-libs almalinux 9 | 32:9.18.29-5.el9_7.2 | [ALSA-2025:21111](https://patchblox.com/security/data/fix/linux/alsa-2025-21111.md) | Nov 12, 2025 |
| Linux | bind9.18-libs ol 9 | 32:9.18.29-4.el9_6.2 | [ELSA-2025-19950](https://patchblox.com/security/data/fix/linux/elsa-2025-19950.md) | Nov 10, 2025 |
| Linux | bind9.18-utils RHEL 9 | 32:9.18.29-5.el9_7.2 | [RHSA-2025:21111](https://patchblox.com/security/data/fix/linux/rhsa-2025-21111.md) | Nov 12, 2025 |
| Linux | bind9.18-utils almalinux 9 | 32:9.18.29-5.el9_7.2 | [ALSA-2025:21111](https://patchblox.com/security/data/fix/linux/alsa-2025-21111.md) | Nov 12, 2025 |
| Linux | bind9.18-utils ol 9 | 32:9.18.29-4.el9_6.2 | [ELSA-2025-19950](https://patchblox.com/security/data/fix/linux/elsa-2025-19950.md) | Nov 10, 2025 |
| Linux | bind9utils Ubuntu 20.04 LTS (focal) | 1:9.18.30-0ubuntu0.20.04.2+esm1 | [bind9utils 1:9.18.30-0ubuntu0.20.04.2+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-bind9utils-1-9.18.30-0ubuntu0.20.04.2-esm1.md) | Oct 21, 2025 |
| Linux | bind9utils Ubuntu 22.04.1 LTS (jammy) | 1:9.18.39-0ubuntu0.22.04.2 | [bind9utils 1:9.18.39-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-bind9utils-1-9.18.39-0ubuntu0.22.04.2.md) | Oct 21, 2025 |
| Linux | bind9utils Ubuntu 24.04.5 LTS (noble) | 1:9.18.39-0ubuntu0.24.04.2 | [bind9utils 1:9.18.39-0ubuntu0.24.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-bind9utils-1-9.18.39-0ubuntu0.24.04.2.md) | Oct 21, 2025 |
| Linux | bind9utils Ubuntu 25.04 (plucky) | 1:9.20.11-0ubuntu0.2 | [bind9utils 1:9.20.11-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-bind9utils-1-9.20.11-0ubuntu0.2.md) | Oct 22, 2025 |
| Linux | dnsutils Ubuntu 20.04 LTS (focal) | 1:9.18.30-0ubuntu0.20.04.2+esm1 | [dnsutils 1:9.18.30-0ubuntu0.20.04.2+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-dnsutils-1-9.18.30-0ubuntu0.20.04.2-esm1.md) | Oct 21, 2025 |
| Linux | dnsutils Ubuntu 22.04.1 LTS (jammy) | 1:9.18.39-0ubuntu0.22.04.2 | [dnsutils 1:9.18.39-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-dnsutils-1-9.18.39-0ubuntu0.22.04.2.md) | Oct 21, 2025 |
| Linux | dnsutils Ubuntu 24.04.5 LTS (noble) | 1:9.18.39-0ubuntu0.24.04.2 | [dnsutils 1:9.18.39-0ubuntu0.24.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-dnsutils-1-9.18.39-0ubuntu0.24.04.2.md) | Oct 21, 2025 |
| Linux | dnsutils Ubuntu 25.04 (plucky) | 1:9.20.11-0ubuntu0.2 | [dnsutils 1:9.20.11-0ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-dnsutils-1-9.20.11-0ubuntu0.2.md) | Oct 22, 2025 |
| Linux | python3-bind RHEL 9 | 32:9.16.23-34.el9_7.1 | [RHSA-2025:21110](https://patchblox.com/security/data/fix/linux/rhsa-2025-21110.md) | Nov 12, 2025 |
| Linux | python3-bind almalinux 9 | 32:9.16.23-34.el9_7.1 | [ALSA-2025:21110](https://patchblox.com/security/data/fix/linux/alsa-2025-21110.md) | Nov 12, 2025 |
| Linux | python3-bind ol 9 | 32:9.16.23-31.0.1.el9_6.2 | [ELSA-2025-19951](https://patchblox.com/security/data/fix/linux/elsa-2025-19951.md) | Nov 10, 2025 |
| Linux | python3-bind9.16 RHEL 8 | 32:9.16.23-0.22.el8_10.4 | [RHSA-2025:19793](https://patchblox.com/security/data/fix/linux/rhsa-2025-19793.md) | Nov 5, 2025 |
| Linux | python3-bind9.16 almalinux 8 | 32:9.16.23-0.22.el8_10.4 | [ALSA-2025:19793](https://patchblox.com/security/data/fix/linux/alsa-2025-19793.md) | Nov 5, 2025 |
| Linux | python3-bind9.16 ol 8 | 32:9.16.23-0.22.el8_10.4 | [ELSA-2025-19793](https://patchblox.com/security/data/fix/linux/elsa-2025-19793.md) | Nov 5, 2025 |

---

Data as of 2026-11-08T06:59:42Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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