# DSA-5059-1: policykit-1 security update

DSA-5059-1, released January 25, 2022, fixes 1 CVE in policykit-1 (version 0.105-31+deb11u1). One of them is being exploited (CVE-2021-4034); 1 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/dsa-5059-1
- Platform: Linux
- Released: Jan 25, 2022
- Priority: Patch now (Closes CVE-2021-4034, exploited (CISA KEV, ransomware))
- CVEs: 1, exploited: 1, on CISA KEV: 1
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2021-4034

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [policykit-1](https://patchblox.com/security/data/product/linux/policykit-1.md) | Debian 11.6 (bullseye) | 0.105-31+deb11u1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2021-4034](https://patchblox.com/security/data/cve/CVE-2021-4034.md) | Patch now | polkit: The polkit packages provide a component for controlling system-wide privileges | 7.8 | 0.9492 | CISA KEV, Ransomware |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo