# DSA-5441-1: maradns security update

DSA-5441-1, released June 29, 2023, fixes 1 CVE in maradns (version 2.0.13-1.4+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-5441-1
- Platform: Linux
- Released: Jun 29, 2023
- Priority: Routine (Closes CVE-2022-30256)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2022-30256

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [maradns](https://patchblox.com/security/data/product/linux/maradns.md) | Debian 11.6 (bullseye) | 2.0.13-1.4+deb11u1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2022-30256](https://patchblox.com/security/data/cve/CVE-2022-30256.md) | Routine | duende: An issue was discovered in MaraDNS Deadwood through 3.5.0021 that allows variant V1 of unintended domain name resolution | n/a | 0.0097 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo