# RHSA-2021:0150: Security update for 2 packages

RHSA-2021:0150, released January 19, 2021, fixes 7 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2021-0150
- Platform: Linux
- Released: Jan 19, 2021
- Priority: High (Closes CVE-2020-25687, high severity)
- CVEs: 7, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2021:0150

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [dnsmasq](https://patchblox.com/security/data/product/linux/dnsmasq.md) | RHEL 8 | 0:2.79-13.el8_3.1 |
| [dnsmasq-utils](https://patchblox.com/security/data/product/linux/dnsmasq-utils.md) | RHEL 8 | 0:2.79-13.el8_3.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2020-25687](https://patchblox.com/security/data/cve/CVE-2020-25687.md) | High | dnsmasq: A flaw was found in dnsmasq before version 2.83 | 7.5 | 0.8928 |  |
| [CVE-2020-25683](https://patchblox.com/security/data/cve/CVE-2020-25683.md) | High | dnsmasq: A flaw was found in dnsmasq before version 2.83 | 7.5 | 0.8878 |  |
| [CVE-2020-25681](https://patchblox.com/security/data/cve/CVE-2020-25681.md) | High | dnsmasq: A flaw was found in dnsmasq before version 2.83 | 8.1 | 0.8409 |  |
| [CVE-2020-25682](https://patchblox.com/security/data/cve/CVE-2020-25682.md) | High | dnsmasq: A flaw was found in dnsmasq before 2.83 | 8.1 | 0.7507 |  |
| [CVE-2020-25686](https://patchblox.com/security/data/cve/CVE-2020-25686.md) | Routine | dnsmasq: A flaw was found in dnsmasq before version 2.83 | 4.0 | 0.0547 |  |
| [CVE-2020-25684](https://patchblox.com/security/data/cve/CVE-2020-25684.md) | Routine | dnsmasq: A flaw was found in dnsmasq before version 2.83 | 4.0 | 0.0416 |  |
| [CVE-2020-25685](https://patchblox.com/security/data/cve/CVE-2020-25685.md) | Routine | dnsmasq: A flaw was found in dnsmasq before version 2.83 | 4.0 | 0.0223 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo