# CVE-2022-24302: python3-paramiko: In Paramiko before 2.10.1, a race condition (between creation and chmod) in the write_private_key_file function could...

CVE-2022-24302 is fixed in 3 products on 1 platform, first by python-paramiko 2.0.0-1ubuntu1.3, released March 17, 2022. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-24302
- Priority: Routine
- CVSS: 5.9 (Medium)
- EPSS: 0.0208
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Mar 17, 2022

## Description

In Paramiko before 2.10.1, a race condition (between creation and chmod) in the write_private_key_file function could allow unauthorized information disclosure.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | paramiko Debian 11.6 (bullseye) | 2.7.2-1+deb11u1 | [DLA-4409-1](https://patchblox.com/security/data/fix/linux/dla-4409-1.md) | Dec 16, 2025 |
| Linux | paramiko Debian 12.15 (bookworm) | 2.10.3-1 | [DEBIAN-CVE-2022-24302](https://patchblox.com/security/data/fix/linux/debian-cve-2022-24302.md) | Mar 17, 2022 |
| Linux | paramiko Debian 13.5 (trixie) | 2.10.3-1 | [DEBIAN-CVE-2022-24302](https://patchblox.com/security/data/fix/linux/debian-cve-2022-24302.md) | Mar 17, 2022 |
| Linux | paramiko Debian 14 | 2.10.3-1 | [DEBIAN-CVE-2022-24302](https://patchblox.com/security/data/fix/linux/debian-cve-2022-24302.md) | Mar 17, 2022 |
| Linux | python-paramiko Ubuntu 18.04.6 LTS (bionic) | 2.0.0-1ubuntu1.3 | [python-paramiko 2.0.0-1ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python-paramiko-2.0.0-1ubuntu1.3.md) | Mar 17, 2022 |
| Linux | python3-paramiko Ubuntu 18.04.6 LTS (bionic) | 2.0.0-1ubuntu1.3 | [python3-paramiko 2.0.0-1ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-paramiko-2.0.0-1ubuntu1.3.md) | Mar 17, 2022 |
| Linux | python3-paramiko Ubuntu 20.04 LTS (focal) | 2.6.0-2ubuntu0.1 | [python3-paramiko 2.6.0-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-paramiko-2.6.0-2ubuntu0.1.md) | Mar 17, 2022 |
| Linux | python3-paramiko Ubuntu 22.04.1 LTS (jammy) | 2.8.1-1ubuntu3 | [python3-paramiko 2.8.1-1ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-python3-paramiko-2.8.1-1ubuntu3.md) | Mar 17, 2022 |
| Linux | python3-paramiko Ubuntu 24.10 (oracular) | 2.8.1-1ubuntu3 | [python3-paramiko 2.8.1-1ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-python3-paramiko-2.8.1-1ubuntu3.md) | Jan 16, 2026 |
| Linux | python3-paramiko Ubuntu 25.04 (plucky) | 2.8.1-1ubuntu3 | [python3-paramiko 2.8.1-1ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-python3-paramiko-2.8.1-1ubuntu3.md) | Jan 16, 2026 |

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Data as of 2026-11-08T06:59:42Z 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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