# RHSA-2026:51185: glib2 security update

RHSA-2026:51185, released April 8, 2026, fixes 1 CVE in glib2 (version 2.80.4-4.el10_0.10). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2026-51185
- Platform: Linux
- Released: Apr 8, 2026
- Priority: High (Closes CVE-2026-58016, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2026:51185

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [glib2](https://patchblox.com/security/data/product/linux/glib2.md) | RHEL 10 | 2.80.4-4.el10_0.10 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-58016](https://patchblox.com/security/data/cve/CVE-2026-58016.md) | High | glib2: GLib provides the core application building blocks for libraries and applications written in C | 9.1 | 0.0056 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo