# RHSA-2026:86633: sudo security update

RHSA-2026:86633, released October 5, 2026, fixes 1 CVE in sudo (version 1.9.15-8.p5.el10_0.5). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2026-86633
- Platform: Linux
- Released: Oct 5, 2026
- Priority: High (Closes CVE-2026-96512, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2026:86633

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [sudo](https://patchblox.com/security/data/product/linux/sudo.md) | RHEL 10 | 1.9.15-8.p5.el10_0.5 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-96512](https://patchblox.com/security/data/cve/CVE-2026-96512.md) | High | Sudo: sudo: tz environment variable allows bypass of notbefore/notafter time-based authorization | 7.8 | 0.0032 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo