# RHSA-2024:0018: Security update for 7 packages

RHSA-2024:0018, released January 2, 2024, fixes 2 CVEs across 7 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2024-0018
- Platform: Linux
- Released: Jan 2, 2024
- Priority: High (Closes CVE-2023-6478, high severity)
- CVEs: 2, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2024:0018

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [tigervnc](https://patchblox.com/security/data/product/linux/tigervnc.md) | RHEL 8 | 0:1.13.1-2.el8_9.4 |
| [tigervnc-icons](https://patchblox.com/security/data/product/linux/tigervnc-icons.md) | RHEL 8 | 0:1.13.1-2.el8_9.4 |
| [tigervnc-license](https://patchblox.com/security/data/product/linux/tigervnc-license.md) | RHEL 8 | 0:1.13.1-2.el8_9.4 |
| [tigervnc-selinux](https://patchblox.com/security/data/product/linux/tigervnc-selinux.md) | RHEL 8 | 0:1.13.1-2.el8_9.4 |
| [tigervnc-server](https://patchblox.com/security/data/product/linux/tigervnc-server.md) | RHEL 8 | 0:1.13.1-2.el8_9.4 |
| [tigervnc-server-minimal](https://patchblox.com/security/data/product/linux/tigervnc-server-minimal.md) | RHEL 8 | 0:1.13.1-2.el8_9.4 |
| [tigervnc-server-module](https://patchblox.com/security/data/product/linux/tigervnc-server-module.md) | RHEL 8 | 0:1.13.1-2.el8_9.4 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2023-6478](https://patchblox.com/security/data/cve/CVE-2023-6478.md) | High | xnest: A flaw was found in xorg-server | 7.6 | 0.0162 |  |
| [CVE-2023-6377](https://patchblox.com/security/data/cve/CVE-2023-6377.md) | High | xnest: A flaw was found in xorg-server | 7.8 | 0.0157 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo