# zookeeper security updates

Patch Radar has 20 security fixes for zookeeper, closing 11 CVEs. The newest security fix is DEBIAN-CVE-2026-79993 (3.9.6-1), released September 26, 2026.

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

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [DEBIAN-CVE-2026-79993](https://patchblox.com/security/data/fix/linux/debian-cve-2026-79993.md) | Sep 26, 2026 | Debian 14 3.9.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-59739](https://patchblox.com/security/data/fix/linux/debian-cve-2026-59739.md) | Sep 26, 2026 | Debian 14 3.9.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-59969](https://patchblox.com/security/data/fix/linux/debian-cve-2026-59969.md) | Sep 26, 2026 | Debian 14 3.9.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-84439](https://patchblox.com/security/data/fix/linux/debian-cve-2026-84439.md) | Sep 26, 2026 | Debian 14 3.9.6-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-84501](https://patchblox.com/security/data/fix/linux/debian-cve-2026-84501.md) | Sep 26, 2026 | Debian 14 3.9.6-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-24308](https://patchblox.com/security/data/fix/linux/debian-cve-2026-24308.md) | Mar 7, 2026 | Debian 14 3.9.5-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-24281](https://patchblox.com/security/data/fix/linux/debian-cve-2026-24281.md) | Mar 7, 2026 | Debian 14 3.9.5-1 | High | 1 | 0 |
| [DEBIAN-CVE-2025-58457](https://patchblox.com/security/data/fix/linux/debian-cve-2025-58457.md) | Sep 24, 2025 | Debian 14 3.9.4-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2024-51504](https://patchblox.com/security/data/fix/linux/debian-cve-2024-51504.md) | Nov 7, 2024 | Debian 13.5 (trixie) 3.9.3-1 | Urgent | 1 | 0 |
| [DEBIAN-CVE-2024-51504](https://patchblox.com/security/data/fix/linux/debian-cve-2024-51504.md) | Nov 7, 2024 | Debian 14 3.9.3-1 | Urgent | 1 | 0 |
| [DEBIAN-CVE-2024-23944](https://patchblox.com/security/data/fix/linux/debian-cve-2024-23944.md) | Mar 15, 2024 | Debian 12.15 (bookworm) 3.8.0-11+deb12u2 | Routine | 1 | 0 |
| [DEBIAN-CVE-2024-23944](https://patchblox.com/security/data/fix/linux/debian-cve-2024-23944.md) | Mar 15, 2024 | Debian 13.5 (trixie) 3.9.2-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2024-23944](https://patchblox.com/security/data/fix/linux/debian-cve-2024-23944.md) | Mar 15, 2024 | Debian 14 3.9.2-1 | Routine | 1 | 0 |
| [DSA-5544-1](https://patchblox.com/security/data/fix/linux/dsa-5544-1.md) | Oct 31, 2023 | Debian 11.6 (bullseye) 3.4.13-6+deb11u1 | High | 1 | 0 |
| [DSA-5544-1](https://patchblox.com/security/data/fix/linux/dsa-5544-1.md) | Oct 31, 2023 | Debian 12.15 (bookworm) 3.8.0-11+deb12u1 | High | 1 | 0 |
| [DEBIAN-CVE-2023-44981](https://patchblox.com/security/data/fix/linux/debian-cve-2023-44981.md) | Oct 11, 2023 | Debian 13.5 (trixie) 3.9.1-1 | High | 1 | 0 |
| [DEBIAN-CVE-2023-44981](https://patchblox.com/security/data/fix/linux/debian-cve-2023-44981.md) | Oct 11, 2023 | Debian 14 3.9.1-1 | High | 1 | 0 |
| [zookeeper 3.4.13-3ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-zookeeper-3.4.13-3ubuntu0.1-esm1.md) | Oct 11, 2023 | Ubuntu 18.04.6 LTS (bionic) 3.4.13-3ubuntu0.1~esm1 | High | 1 | 0 |
| [zookeeper 3.4.13-5ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-zookeeper-3.4.13-5ubuntu0.1.md) | Oct 11, 2023 | Ubuntu 20.04 LTS (focal) 3.4.13-5ubuntu0.1 | High | 1 | 0 |
| [zookeeper 3.4.13-6ubuntu4.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-zookeeper-3.4.13-6ubuntu4.1.md) | Oct 11, 2023 | Ubuntu 22.04.1 LTS (jammy) 3.4.13-6ubuntu4.1 | High | 1 | 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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