# RHSA-2020:4846: Security update for 2 packages

RHSA-2020:4846, released November 4, 2020, fixes 1 CVE across 2 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2020-4846
- Platform: Linux
- Released: Nov 4, 2020
- Priority: High (Closes CVE-2018-20843, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2020:4846

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [mingw32-expat](https://patchblox.com/security/data/product/linux/mingw32-expat.md) | RHEL 8 | 0:2.2.4-5.el8 |
| [mingw64-expat](https://patchblox.com/security/data/product/linux/mingw64-expat.md) | RHEL 8 | 0:2.2.4-5.el8 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2018-20843](https://patchblox.com/security/data/cve/CVE-2018-20843.md) | High | expat: In libexpat in Expat before 2.2.7, XML input including XML names thatcontain a large number of colons could make the... | 7.5 | 0.0711 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo