# nsd security updates

Patch Radar has 18 security fixes for nsd, closing 12 CVEs. The newest security fix is DEBIAN-CVE-2026-101337 (4.15.3-1), released October 18, 2026.

- Web page: https://patchblox.com/security/product/linux/nsd
- Platform: Linux
- Supported: yes

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [DEBIAN-CVE-2026-101337](https://patchblox.com/security/data/fix/linux/debian-cve-2026-101337.md) | Oct 18, 2026 | Debian 14 4.15.3-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-101338](https://patchblox.com/security/data/fix/linux/debian-cve-2026-101338.md) | Oct 18, 2026 | Debian 14 4.15.3-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-101339](https://patchblox.com/security/data/fix/linux/debian-cve-2026-101339.md) | Oct 18, 2026 | Debian 14 4.15.3-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-101341](https://patchblox.com/security/data/fix/linux/debian-cve-2026-101341.md) | Oct 18, 2026 | Debian 14 4.15.3-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-18664](https://patchblox.com/security/data/fix/linux/debian-cve-2026-18664.md) | Sep 4, 2026 | Debian 14 4.15.1-1 | Urgent | 1 | 0 |
| [DEBIAN-CVE-2026-18916](https://patchblox.com/security/data/fix/linux/debian-cve-2026-18916.md) | Sep 4, 2026 | Debian 14 4.15.1-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-19401](https://patchblox.com/security/data/fix/linux/debian-cve-2026-19401.md) | Sep 4, 2026 | Debian 14 4.15.1-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-19538](https://patchblox.com/security/data/fix/linux/debian-cve-2026-19538.md) | Sep 4, 2026 | Debian 14 4.15.1-1 | High | 1 | 0 |
| [OPENSUSE-SU-2026:21502-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21502-1.md) | Jul 29, 2026 | opensuse-leap 16.0 4.14.3-bp160.1.1 | High | 4 | 0 |
| [DEBIAN-CVE-2026-12244](https://patchblox.com/security/data/fix/linux/debian-cve-2026-12244.md) | Jun 28, 2026 | Debian 14 4.14.3-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-12245](https://patchblox.com/security/data/fix/linux/debian-cve-2026-12245.md) | Jun 28, 2026 | Debian 14 4.14.3-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-12246](https://patchblox.com/security/data/fix/linux/debian-cve-2026-12246.md) | Jun 28, 2026 | Debian 14 4.14.3-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-12490](https://patchblox.com/security/data/fix/linux/debian-cve-2026-12490.md) | Jun 28, 2026 | Debian 14 4.14.3-1 | High | 1 | 0 |
| [nsd 4.8.0-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-nsd-4.8.0-1ubuntu0.1-esm1.md) | Jun 26, 2026 | Ubuntu 24.04.5 LTS (noble) 4.8.0-1ubuntu0.1~esm1 | High | 1 | 0 |
| [nsd 4.3.9-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-nsd-4.3.9-1ubuntu0.1-esm1.md) | Jun 26, 2026 | Ubuntu 22.04.1 LTS (jammy) 4.3.9-1ubuntu0.1~esm1 | High | 1 | 0 |
| [nsd 4.1.26-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-nsd-4.1.26-1ubuntu0.1-esm1.md) | Jun 26, 2026 | Ubuntu 20.04 LTS (focal) 4.1.26-1ubuntu0.1~esm1 | High | 1 | 0 |
| [nsd 4.1.17-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-nsd-4.1.17-1ubuntu0.1-esm1.md) | Jun 26, 2026 | Ubuntu 18.04.6 LTS (bionic) 4.1.17-1ubuntu0.1~esm1 | High | 1 | 0 |
| [nsd 4.14.0-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-nsd-4.14.0-1ubuntu0.1-esm1.md) | Jun 24, 2026 | Ubuntu 26.04.1 LTS (resolute) 4.14.0-1ubuntu0.1~esm1 | High | 4 | 0 |

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Data as of 2026-11-07T12:40:37Z 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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