# DSA-5024-1: apache-log4j2 security update

DSA-5024-1, released December 18, 2021, fixes 1 CVE in apache-log4j2 (version 2.17.0-1~deb11u1). None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/dsa-5024-1
- Platform: Linux
- Released: Dec 18, 2021
- Priority: Routine (Closes CVE-2021-45105)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2021-45105

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [apache-log4j2](https://patchblox.com/security/data/product/linux/apache-log4j2.md) | Debian 11.6 (bullseye) | 2.17.0-1~deb11u1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2021-45105](https://patchblox.com/security/data/cve/CVE-2021-45105.md) | Routine | apache-log4j2: apache-log4j2 - security update | 5.9 | 1.0000 |  |

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Data as of 2026-11-07T06:34:28Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo