# libtasn1-bin security updates

Patch Radar has 9 security fixes for libtasn1-bin, closing 3 CVEs. The newest is libtasn1-bin 4.19.0-3ubuntu0.24.10.1 (4.19.0-3ubuntu0.24.10.1), released January 16, 2026.

- Web page: https://patchblox.com/security/product/linux/libtasn1-bin
- Platform: Linux
- Supported: yes

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [libtasn1-bin 4.19.0-3ubuntu0.24.10.1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-libtasn1-bin-4.19.0-3ubuntu0.24.10.1.md) | Jan 16, 2026 | Ubuntu 24.10 (oracular) 4.19.0-3ubuntu0.24.10.1 | Routine | 1 | 0 |
| [libtasn1-bin 4.13-2ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libtasn1-bin-4.13-2ubuntu0.1-esm1.md) | Jan 7, 2026 | Ubuntu 18.04.6 LTS (bionic) 4.13-2ubuntu0.1~esm1 | High | 2 | 0 |
| [libtasn1-bin 4.16.0-2ubuntu0.1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libtasn1-bin-4.16.0-2ubuntu0.1-esm1.md) | Jan 7, 2026 | Ubuntu 20.04 LTS (focal) 4.16.0-2ubuntu0.1+esm1 | High | 2 | 0 |
| [libtasn1-bin 4.18.0-4ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libtasn1-bin-4.18.0-4ubuntu0.2.md) | Jan 7, 2026 | Ubuntu 22.04.1 LTS (jammy) 4.18.0-4ubuntu0.2 | High | 2 | 0 |
| [libtasn1-bin 4.19.0-3ubuntu0.24.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libtasn1-bin-4.19.0-3ubuntu0.24.04.2.md) | Jan 7, 2026 | Ubuntu 24.04.5 LTS (noble) 4.19.0-3ubuntu0.24.04.2 | High | 1 | 0 |
| [libtasn1-bin 4.20.0-2ubuntu0.25.10.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libtasn1-bin-4.20.0-2ubuntu0.25.10.1.md) | Jan 7, 2026 | Ubuntu 25.10 (questing) 4.20.0-2ubuntu0.25.10.1 | High | 1 | 0 |
| [libtasn1-bin 4.16.0-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libtasn1-bin-4.16.0-2ubuntu0.1.md) | Feb 10, 2025 | Ubuntu 20.04 LTS (focal) 4.16.0-2ubuntu0.1 | Routine | 1 | 0 |
| [libtasn1-bin 4.18.0-4ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libtasn1-bin-4.18.0-4ubuntu0.1.md) | Feb 10, 2025 | Ubuntu 22.04.1 LTS (jammy) 4.18.0-4ubuntu0.1 | Routine | 1 | 0 |
| [libtasn1-bin 4.19.0-3ubuntu0.24.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libtasn1-bin-4.19.0-3ubuntu0.24.04.1.md) | Feb 10, 2025 | Ubuntu 24.04.5 LTS (noble) 4.19.0-3ubuntu0.24.04.1 | Routine | 1 | 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