# libbotan-2-19 security updates

Patch Radar has 3 security fixes for libbotan-2-19, closing 5 CVEs. The newest is libbotan-2-19 2.19.3+dfsg-1ubuntu2.1 (2.19.3+dfsg-1ubuntu2.1), released January 16, 2026.

- Web page: https://patchblox.com/security/product/linux/libbotan-2-19
- Platform: Linux
- Supported: yes

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [libbotan-2-19 2.19.3+dfsg-1ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-libbotan-2-19-2.19.3-dfsg-1ubuntu2.1.md) | Jan 16, 2026 | Ubuntu 24.10 (oracular) 2.19.3+dfsg-1ubuntu2.1 | High | 5 | 0 |
| [libbotan-2-19 2.19.1+dfsg-2ubuntu1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libbotan-2-19-2.19.1-dfsg-2ubuntu1-esm1.md) | Oct 23, 2024 | Ubuntu 22.04.1 LTS (jammy) 2.19.1+dfsg-2ubuntu1+esm1 | High | 5 | 0 |
| [libbotan-2-19 2.19.3+dfsg-1ubuntu2+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libbotan-2-19-2.19.3-dfsg-1ubuntu2-esm1.md) | Oct 23, 2024 | Ubuntu 24.04.5 LTS (noble) 2.19.3+dfsg-1ubuntu2+esm1 | High | 5 | 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo