# libcares2 security updates

Patch Radar has 6 security fixes for libcares2, closing 5 CVEs. The newest security fix is libcares2 1.27.0-1.0ubuntu1.1, released September 18, 2026.

- Web page: https://patchblox.com/security/product/linux/libcares2
- Platform: Linux
- Supported: yes

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [libcares2 1.27.0-1.0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libcares2-1.27.0-1.0ubuntu1.1.md) | Sep 18, 2026 | Ubuntu 24.04.5 LTS (noble) 1.27.0-1.0ubuntu1.1 | High | 2 | 0 |
| [libcares2 1.34.6-1ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libcares2-1.34.6-1ubuntu0.2.md) | Sep 18, 2026 | Ubuntu 26.04.1 LTS (resolute) 1.34.6-1ubuntu0.2 | High | 2 | 0 |
| [libcares2 1.34.6-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libcares2-1.34.6-1ubuntu0.1.md) | Sep 3, 2026 | Ubuntu 26.04.1 LTS (resolute) 1.34.6-1ubuntu0.1 | High | 1 | 0 |
| [libcares2 1.34.4-2.1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-libcares2-1.34.4-2.1ubuntu0.1.md) | Jan 16, 2026 | Ubuntu 25.04 (plucky) 1.34.4-2.1ubuntu0.1 | High | 1 | 0 |
| [libcares2 1.33.0-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-libcares2-1.33.0-1ubuntu0.1.md) | Jan 16, 2026 | Ubuntu 24.10 (oracular) 1.33.0-1ubuntu0.1 | High | 1 | 0 |
| [libcares2 1.34.5-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libcares2-1.34.5-1ubuntu0.1.md) | Dec 8, 2025 | Ubuntu 25.10 (questing) 1.34.5-1ubuntu0.1 | Routine | 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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