# python3-cryptography security updates

Patch Radar has 20 security fixes for python3-cryptography, closing 8 CVEs. The newest is python3-cryptography 2.1.4-1ubuntu1.4+esm3 (2.1.4-1ubuntu1.4+esm3), released February 10, 2026.

- Web page: https://patchblox.com/security/product/linux/python3-cryptography
- Platform: Linux
- Supported: yes

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [python3-cryptography 2.1.4-1ubuntu1.4+esm3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-cryptography-2.1.4-1ubuntu1.4-esm3.md) | Feb 10, 2026 | Ubuntu 18.04.6 LTS (bionic) 2.1.4-1ubuntu1.4+esm3 | High | 1 | 0 |
| [python3-cryptography 2.8-3ubuntu0.3+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-cryptography-2.8-3ubuntu0.3-esm2.md) | Feb 10, 2026 | Ubuntu 20.04 LTS (focal) 2.8-3ubuntu0.3+esm2 | High | 1 | 0 |
| [python3-cryptography 3.4.8-1ubuntu2.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-python3-cryptography-3.4.8-1ubuntu2.3.md) | Feb 10, 2026 | Ubuntu 22.04.1 LTS (jammy) 3.4.8-1ubuntu2.3 | High | 1 | 0 |
| [python3-cryptography 41.0.7-4ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-noble-python3-cryptography-41.0.7-4ubuntu0.3.md) | Feb 10, 2026 | Ubuntu 24.04.5 LTS (noble) 41.0.7-4ubuntu0.3 | High | 1 | 0 |
| [python3-cryptography 43.0.0-1ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-python3-cryptography-43.0.0-1ubuntu1.1.md) | Feb 10, 2026 | Ubuntu 25.10 (questing) 43.0.0-1ubuntu1.1 | High | 1 | 0 |
| [RHSA-2025:15874](https://patchblox.com/security/data/fix/linux/rhsa-2025-15874.md) | Sep 16, 2025 | RHEL 9 0:36.0.1-5.el9_6 | High | 1 | 0 |
| [RHSA-2025:14553](https://patchblox.com/security/data/fix/linux/rhsa-2025-14553.md) | Aug 26, 2025 | RHEL 8 0:3.2.1-8.el8_10 | High | 1 | 0 |
| [python3-cryptography 41.0.7-4ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-python3-cryptography-41.0.7-4ubuntu0.1.md) | Feb 21, 2024 | Ubuntu 24.04.5 LTS (noble) 41.0.7-4ubuntu0.1 | High | 1 | 0 |
| [python3-cryptography 2.1.4-1ubuntu1.4+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-cryptography-2.1.4-1ubuntu1.4-esm1.md) | Feb 5, 2024 | Ubuntu 18.04.6 LTS (bionic) 2.1.4-1ubuntu1.4+esm1 | High | 1 | 0 |
| [python3-cryptography 2.8-3ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-cryptography-2.8-3ubuntu0.3.md) | Feb 5, 2024 | Ubuntu 20.04 LTS (focal) 2.8-3ubuntu0.3 | High | 1 | 0 |
| [python3-cryptography 3.4.8-1ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-python3-cryptography-3.4.8-1ubuntu2.2.md) | Feb 5, 2024 | Ubuntu 22.04.1 LTS (jammy) 3.4.8-1ubuntu2.2 | High | 1 | 0 |
| [python3-cryptography 3.4.8-1ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-python3-cryptography-3.4.8-1ubuntu2.1.md) | Dec 3, 2023 | Ubuntu 22.04.1 LTS (jammy) 3.4.8-1ubuntu2.1 | High | 2 | 0 |
| [RHSA-2023:7096](https://patchblox.com/security/data/fix/linux/rhsa-2023-7096.md) | Nov 14, 2023 | RHEL 8 0:3.2.1-6.el8 | Routine | 1 | 0 |
| [RHSA-2023:6615](https://patchblox.com/security/data/fix/linux/rhsa-2023-6615.md) | Nov 7, 2023 | RHEL 9 0:36.0.1-4.el9 | Routine | 1 | 0 |
| [python3-cryptography 2.1.4-1ubuntu1.4+esm6](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-cryptography-2.1.4-1ubuntu1.4-esm6.md) | Feb 7, 2023 | Ubuntu 18.04.6 LTS (bionic) 2.1.4-1ubuntu1.4+esm6 | Routine | 1 | 0 |
| [python3-cryptography 2.8-3ubuntu0.2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-cryptography-2.8-3ubuntu0.2.md) | Feb 7, 2023 | Ubuntu 20.04 LTS (focal) 2.8-3ubuntu0.2 | Routine | 1 | 0 |
| [RHSA-2021:1608](https://patchblox.com/security/data/fix/linux/rhsa-2021-1608.md) | May 18, 2021 | RHEL 8 0:3.2.1-4.el8 | High | 2 | 0 |
| [python3-cryptography 2.1.4-1ubuntu1.4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-cryptography-2.1.4-1ubuntu1.4.md) | Oct 27, 2020 | Ubuntu 18.04.6 LTS (bionic) 2.1.4-1ubuntu1.4 | Routine | 1 | 0 |
| [python3-cryptography 2.8-3ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-cryptography-2.8-3ubuntu0.1.md) | Oct 27, 2020 | Ubuntu 20.04 LTS (focal) 2.8-3ubuntu0.1 | Routine | 1 | 0 |
| [python3-cryptography 2.1.4-1ubuntu1.2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-cryptography-2.1.4-1ubuntu1.2.md) | Jul 19, 2018 | Ubuntu 18.04.6 LTS (bionic) 2.1.4-1ubuntu1.2 | Routine | 1 | 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