# DSA-5147-1: dpkg security update

DSA-5147-1, released May 25, 2022, fixes 1 CVE in dpkg (version 1.20.10). 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/dsa-5147-1
- Platform: Linux
- Released: May 25, 2022
- Priority: High (Closes CVE-2022-1664, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2022-1664

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [dpkg](https://patchblox.com/security/data/product/linux/dpkg.md) | Debian 11.6 (bullseye) | 1.20.10 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2022-1664](https://patchblox.com/security/data/cve/CVE-2022-1664.md) | High | dpkg: Dpkg::Source::Archive in dpkg, the Debian package management system, beforeversion 1.21.8, 1.20.10, 1.19.8, 1.18.26 i... | 9.8 | 0.0324 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo