# DLA-4129-1: libapache2-mod-auth-openidc security update

DLA-4129-1, released April 17, 2025, fixes 1 CVE in libapache2-mod-auth-openidc (version 2.4.9.4-0+deb11u5). None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/dla-4129-1
- Platform: Linux
- Released: Apr 17, 2025
- Priority: High (Closes CVE-2025-31492, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2025-31492

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [libapache2-mod-auth-openidc](https://patchblox.com/security/data/product/linux/libapache2-mod-auth-openidc.md) | Debian 11.6 (bullseye) | 2.4.9.4-0+deb11u5 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-31492](https://patchblox.com/security/data/cve/CVE-2025-31492.md) | High | libapache2-mod-auth-openidc: mod_auth_openidc is an OpenID Certified authentication and authorizationmodule for the Apache 2.x HTTP server that im... | 7.5 | 0.0059 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo