# avahi-discover security updates

Patch Radar has 21 security fixes for avahi-discover, closing 15 CVEs. The newest is avahi-discover 0.7-3.1ubuntu1.3+esm4 (0.7-3.1ubuntu1.3+esm4), released April 3, 2026.

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

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [avahi-discover 0.7-3.1ubuntu1.3+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-avahi-discover-0.7-3.1ubuntu1.3-esm4.md) | Apr 3, 2026 | Ubuntu 18.04.6 LTS (bionic) 0.7-3.1ubuntu1.3+esm4 | Routine | 2 | 0 |
| [avahi-discover 0.7-4ubuntu7.3+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-avahi-discover-0.7-4ubuntu7.3-esm2.md) | Apr 3, 2026 | Ubuntu 20.04 LTS (focal) 0.7-4ubuntu7.3+esm2 | Routine | 2 | 0 |
| [avahi-discover 0.8-13ubuntu6.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-avahi-discover-0.8-13ubuntu6.2.md) | Apr 3, 2026 | Ubuntu 24.04.5 LTS (noble) 0.8-13ubuntu6.2 | Routine | 2 | 0 |
| [avahi-discover 0.8-16ubuntu3.2](https://patchblox.com/security/data/fix/linux/ubuntu-questing-avahi-discover-0.8-16ubuntu3.2.md) | Apr 3, 2026 | Ubuntu 25.10 (questing) 0.8-16ubuntu3.2 | Routine | 2 | 0 |
| [avahi-discover 0.8-5ubuntu5.5](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-avahi-discover-0.8-5ubuntu5.5.md) | Apr 3, 2026 | Ubuntu 22.04.1 LTS (jammy) 0.8-5ubuntu5.5 | Routine | 2 | 0 |
| [avahi-discover 0.8-18ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-avahi-discover-0.8-18ubuntu1.1.md) | Apr 3, 2026 | Ubuntu 26.04.1 LTS (resolute) 0.8-18ubuntu1.1 | Routine | 1 | 0 |
| [avahi-discover 0.7-3.1ubuntu1.3+esm3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-avahi-discover-0.7-3.1ubuntu1.3-esm3.md) | Jan 12, 2026 | Ubuntu 18.04.6 LTS (bionic) 0.7-3.1ubuntu1.3+esm3 | Routine | 3 | 0 |
| [avahi-discover 0.7-4ubuntu7.3+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-avahi-discover-0.7-4ubuntu7.3-esm1.md) | Jan 12, 2026 | Ubuntu 20.04 LTS (focal) 0.7-4ubuntu7.3+esm1 | Routine | 3 | 0 |
| [avahi-discover 0.8-13ubuntu6.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-avahi-discover-0.8-13ubuntu6.1.md) | Jan 12, 2026 | Ubuntu 24.04.5 LTS (noble) 0.8-13ubuntu6.1 | Routine | 3 | 0 |
| [avahi-discover 0.8-16ubuntu3.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-avahi-discover-0.8-16ubuntu3.1.md) | Jan 12, 2026 | Ubuntu 25.10 (questing) 0.8-16ubuntu3.1 | Routine | 3 | 0 |
| [avahi-discover 0.8-5ubuntu5.4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-avahi-discover-0.8-5ubuntu5.4.md) | Jan 12, 2026 | Ubuntu 22.04.1 LTS (jammy) 0.8-5ubuntu5.4 | Routine | 3 | 0 |
| [avahi-discover 0.7-3.1ubuntu1.3+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-avahi-discover-0.7-3.1ubuntu1.3-esm2.md) | Nov 2, 2023 | Ubuntu 18.04.6 LTS (bionic) 0.7-3.1ubuntu1.3+esm2 | Routine | 5 | 0 |
| [avahi-discover 0.7-4ubuntu7.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-avahi-discover-0.7-4ubuntu7.3.md) | Nov 2, 2023 | Ubuntu 20.04 LTS (focal) 0.7-4ubuntu7.3 | Routine | 5 | 0 |
| [avahi-discover 0.8-5ubuntu5.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-avahi-discover-0.8-5ubuntu5.2.md) | Nov 2, 2023 | Ubuntu 22.04.1 LTS (jammy) 0.8-5ubuntu5.2 | Routine | 5 | 0 |
| [avahi-discover 0.7-3.1ubuntu1.3+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-avahi-discover-0.7-3.1ubuntu1.3-esm1.md) | Apr 11, 2023 | Ubuntu 18.04.6 LTS (bionic) 0.7-3.1ubuntu1.3+esm1 | Routine | 1 | 0 |
| [avahi-discover 0.7-4ubuntu7.2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-avahi-discover-0.7-4ubuntu7.2.md) | Apr 11, 2023 | Ubuntu 20.04 LTS (focal) 0.7-4ubuntu7.2 | Routine | 1 | 0 |
| [avahi-discover 0.8-5ubuntu5.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-avahi-discover-0.8-5ubuntu5.1.md) | Apr 11, 2023 | Ubuntu 22.04.1 LTS (jammy) 0.8-5ubuntu5.1 | Routine | 1 | 0 |
| [avahi-discover 0.7-3.1ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-avahi-discover-0.7-3.1ubuntu1.3.md) | Jun 2, 2021 | Ubuntu 18.04.6 LTS (bionic) 0.7-3.1ubuntu1.3 | Routine | 1 | 0 |
| [avahi-discover 0.7-4ubuntu7.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-avahi-discover-0.7-4ubuntu7.1.md) | Jun 2, 2021 | Ubuntu 20.04 LTS (focal) 0.7-4ubuntu7.1 | Routine | 1 | 0 |
| [avahi-discover 0.8-5ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-avahi-discover-0.8-5ubuntu4.md) | May 7, 2021 | Ubuntu 22.04.1 LTS (jammy) 0.8-5ubuntu4 | Routine | 1 | 0 |
| [avahi-discover 0.7-3.1ubuntu1.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-avahi-discover-0.7-3.1ubuntu1.2.md) | Dec 19, 2018 | Ubuntu 18.04.6 LTS (bionic) 0.7-3.1ubuntu1.2 | Routine | 2 | 0 |

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Data as of 2026-11-07T06:34:28Z 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