# CVE-2025-15497: openvpn: Insufficient epoch key slot processing in OpenVPN 2.7_alpha1 through 2.7_rc5 allows remote authenticated users to tri...

CVE-2025-15497 is fixed in openvpn on 1 platform by DEBIAN-CVE-2025-15497 (version 2.7.0~rc5-1), released January 30, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-15497
- Priority: Routine
- CVSS: n/a
- EPSS: 0.0036
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jan 30, 2026

## Description

Insufficient epoch key slot processing in OpenVPN 2.7_alpha1 through 2.7_rc5 allows remote authenticated users to trigger an assert resulting in a denial of service

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | openvpn Debian 14 | 2.7.0~rc5-1 | [DEBIAN-CVE-2025-15497](https://patchblox.com/security/data/fix/linux/debian-cve-2025-15497.md) | Jan 30, 2026 |

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Data as of 2026-11-09T07:25:28Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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