# CVE-2022-40899: python3-future: An issue discovered in Python Charmers Future 0.18.2 and earlier allows remote attackers to cause a denial of service...

CVE-2022-40899 is fixed in 2 products on 1 platform, first by python-future 0.15.2-4ubuntu2.1, released December 22, 2022. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-40899
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0193
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Dec 22, 2022

## Description

An issue discovered in Python Charmers Future 0.18.2 and earlier allows remote attackers to cause a denial of service via crafted Set-Cookie header from malicious web server.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | python-future Ubuntu 18.04.6 LTS (bionic) | 0.15.2-4ubuntu2.1 | [python-future 0.15.2-4ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python-future-0.15.2-4ubuntu2.1.md) | Dec 22, 2022 |
| Linux | python3-future Ubuntu 18.04.6 LTS (bionic) | 0.15.2-4ubuntu2.1 | [python3-future 0.15.2-4ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-future-0.15.2-4ubuntu2.1.md) | Dec 22, 2022 |
| Linux | python3-future Ubuntu 20.04 LTS (focal) | 0.18.2-2ubuntu0.1 | [python3-future 0.18.2-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-future-0.18.2-2ubuntu0.1.md) | Dec 22, 2022 |
| Linux | python3-future Ubuntu 22.04.1 LTS (jammy) | 0.18.2-5ubuntu0.1 | [python3-future 0.18.2-5ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-python3-future-0.18.2-5ubuntu0.1.md) | Dec 22, 2022 |
| Linux | python3-future amzn 2023 | 0.18.3-1.amzn2023.0.1 | [ALAS2023-2023-173](https://patchblox.com/security/data/fix/linux/alas2023-2023-173.md) | Apr 27, 2023 |

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Data as of 2026-11-08T13:06:02Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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