# RHSA-2026:2763: wireshark security update

RHSA-2026:2763, released September 3, 2025, fixes 1 CVE in wireshark (version 4.4.2-3.el10_0.2). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2026-2763
- Platform: Linux
- Released: Sep 3, 2025
- Priority: High (Closes CVE-2025-9817, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2026:2763

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [wireshark](https://patchblox.com/security/data/product/linux/wireshark.md) | RHEL 10 | 4.4.2-3.el10_0.2 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-9817](https://patchblox.com/security/data/cve/CVE-2025-9817.md) | High | wireshark: SSH dissector crash in Wireshark 4.4.0 to 4.4.8 allows denial of service | 7.5 | 0.0021 |  |

---

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo