# RHSA-2025:9486: qt6-qtbase security update

RHSA-2025:9486, released June 2, 2025, fixes 1 CVE in qt6-qtbase (version 6.8.1-9.el10_0). None of them is reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2025-9486
- Platform: Linux
- Released: Jun 2, 2025
- Priority: Routine (Closes CVE-2025-5455)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2025:9486

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [qt6-qtbase](https://patchblox.com/security/data/product/linux/qt6-qtbase.md) | RHEL 10 | 6.8.1-9.el10_0 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-5455](https://patchblox.com/security/data/cve/CVE-2025-5455.md) | Routine | Possible denial of service when passing malformed data in a URL to qDecodeDataUrl | 6.5 | 0.0040 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo