# RHSA-2020:4433: Security update for 7 packages

RHSA-2020:4433, released November 4, 2020, fixes 4 CVEs across 7 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2020-4433
- Platform: Linux
- Released: Nov 4, 2020
- Priority: High (Closes CVE-2019-20907, high severity)
- CVEs: 4, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2020:4433

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [platform-python](https://patchblox.com/security/data/product/linux/platform-python.md) | RHEL 8 | 0:3.6.8-31.el8 |
| [platform-python-debug](https://patchblox.com/security/data/product/linux/platform-python-debug.md) | RHEL 8 | 0:3.6.8-31.el8 |
| [platform-python-devel](https://patchblox.com/security/data/product/linux/platform-python-devel.md) | RHEL 8 | 0:3.6.8-31.el8 |
| [python3-idle](https://patchblox.com/security/data/product/linux/python3-idle.md) | RHEL 8 | 0:3.6.8-31.el8 |
| [python3-libs](https://patchblox.com/security/data/product/linux/python3-libs.md) | RHEL 8 | 0:3.6.8-31.el8 |
| [python3-test](https://patchblox.com/security/data/product/linux/python3-test.md) | RHEL 8 | 0:3.6.8-31.el8 |
| [python3-tkinter](https://patchblox.com/security/data/product/linux/python3-tkinter.md) | RHEL 8 | 0:3.6.8-31.el8 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2019-20907](https://patchblox.com/security/data/cve/CVE-2019-20907.md) | High | Python 3.6 and 3 others: Loop with Unreachable Exit Condition ('Infinite Loop') | 7.5 | 0.0296 |  |
| [CVE-2020-14422](https://patchblox.com/security/data/cve/CVE-2020-14422.md) | Routine | Python 3.6 and 3 others: Lib/ipaddress.py in Python through 3.8.3 improperly computes hash values in the IPv4Interface and IPv6Interface… | 5.9 | 0.1271 |  |
| [CVE-2020-8492](https://patchblox.com/security/data/cve/CVE-2020-8492.md) | Routine | Python 3.6 and 3 others: Uncontrolled Resource Consumption | 6.5 | 0.0662 |  |
| [CVE-2019-16935](https://patchblox.com/security/data/cve/CVE-2019-16935.md) | Routine | Python 3.6 and 2 others: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | 6.1 | 0.0465 |  |

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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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo