# ruby2.5 security updates

Patch Radar has 17 security fixes for ruby2.5, closing 43 CVEs. The newest is ruby2.5 2.5.1-1ubuntu1.16+esm8 (2.5.1-1ubuntu1.16+esm8), released May 9, 2026.

- Web page: https://patchblox.com/security/product/linux/ruby2.5
- Platform: Linux
- Supported: yes

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [ruby2.5 2.5.1-1ubuntu1.16+esm8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.16-esm8.md) | May 9, 2026 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.16+esm8 | High | 2 | 0 |
| [ruby2.5 2.5.1-1ubuntu1.16+esm7](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.16-esm7.md) | Dec 30, 2025 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.16+esm7 | Routine | 1 | 0 |
| [ruby2.5 2.5.1-1ubuntu1.16+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.16-esm5.md) | Jul 11, 2025 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.16+esm5 | Urgent | 4 | 0 |
| [ruby2.5 2.5.1-1ubuntu1.16+esm6](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.16-esm6.md) | Jun 25, 2025 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.16+esm6 | High | 5 | 0 |
| [ruby2.5 2.5.1-1ubuntu1.16+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.16-esm4.md) | Mar 3, 2025 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.16+esm4 | High | 4 | 0 |
| [ruby2.5 2.5.1-1ubuntu1.16+esm3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.16-esm3.md) | May 14, 2024 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.16+esm3 | Routine | 1 | 0 |
| [ruby2.5 2.5.1-1ubuntu1.16+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.16-esm1.md) | Jun 29, 2023 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.16+esm1 | Routine | 1 | 0 |
| [ruby2.5 2.5.1-1ubuntu1.16](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.16.md) | Mar 30, 2023 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.16 | Routine | 2 | 0 |
| [ruby2.5 2.5.1-1ubuntu1.13](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.13.md) | Nov 18, 2022 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.13 | High | 1 | 0 |
| [ruby2.5 2.5.1-1ubuntu1.12](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.12.md) | May 9, 2022 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.12 | High | 1 | 0 |
| [ruby2.5 2.5.1-1ubuntu1.11](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.11.md) | Dec 31, 2021 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.11 | High | 2 | 0 |
| [ruby2.5 2.5.1-1ubuntu1.10](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.10.md) | Jul 14, 2021 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.10 | High | 3 | 0 |
| [ruby2.5 2.5.1-1ubuntu1.9](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.9.md) | Apr 11, 2021 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.9 | High | 1 | 0 |
| [ruby2.5 2.5.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.8.md) | Oct 6, 2020 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.8 | High | 3 | 0 |
| [ruby2.5 2.5.1-1ubuntu1.6](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.6.md) | Nov 19, 2019 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.6 | High | 4 | 0 |
| [ruby2.5 2.5.1-1ubuntu1.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.2.md) | Mar 26, 2019 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.2 | High | 6 | 0 |
| [ruby2.5 2.5.1-1ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.1.md) | Oct 25, 2018 | Ubuntu 18.04.6 LTS (bionic) 2.5.1-1ubuntu1.1 | Routine | 2 | 0 |

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Data as of 2026-11-06T17:00:54Z 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