# RHSA-2021:4408: Security update for 4 packages

RHSA-2021:4408, released November 9, 2021, fixes 1 CVE across 4 products. None of them is reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2021-4408
- Platform: Linux
- Released: Nov 9, 2021
- Priority: Routine (Closes CVE-2021-3200)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2021:4408

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [libsolv](https://patchblox.com/security/data/product/linux/libsolv.md) | RHEL 8 | 0:0.7.19-1.el8 |
| [libsolv-devel](https://patchblox.com/security/data/product/linux/libsolv-devel.md) | RHEL 8 | 0:0.7.19-1.el8 |
| [libsolv-tools](https://patchblox.com/security/data/product/linux/libsolv-tools.md) | RHEL 8 | 0:0.7.19-1.el8 |
| [python3-solv](https://patchblox.com/security/data/product/linux/python3-solv.md) | RHEL 8 | 0:0.7.19-1.el8 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2021-3200](https://patchblox.com/security/data/cve/CVE-2021-3200.md) | Routine | libsolv: The libsolv packages provide a library for resolving package dependencies using a satisfiability algorithm.  Security... | 3.3 | 0.0131 |  |

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Data as of 2026-11-07T12:40:37Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo