# RHSA-2026:5943: golang security update

RHSA-2026:5943, released March 6, 2026, fixes 2 CVEs in golang (version 1.25.8-1.el10_0). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2026-5943
- Platform: Linux
- Released: Mar 6, 2026
- Priority: High (Closes CVE-2026-25679, high severity)
- CVEs: 2, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2026:5943

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [golang](https://patchblox.com/security/data/product/linux/golang.md) | RHEL 10 | 1.25.8-1.el10_0 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-25679](https://patchblox.com/security/data/cve/CVE-2026-25679.md) | High | Incorrect parsing of IPv6 host literals in net/url | 9.1 | 0.0083 |  |
| [CVE-2025-61731](https://patchblox.com/security/data/cve/CVE-2025-61731.md) | High | Arbitrary file write using cgo pkg-config directive in cmd/go | 8.6 | 0.0061 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo