# ALSA-2021:4139: Security update for 4 packages

ALSA-2021:4139, released November 9, 2021, fixes 2 CVEs across 4 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/alsa-2021-4139
- Platform: Linux
- Released: Nov 9, 2021
- Priority: High (Closes CVE-2021-27291, high severity)
- CVEs: 2, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/ALSA-2021:4139

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [resource-agents](https://patchblox.com/security/data/product/linux/resource-agents.md) | almalinux 8 | 4.1.1-98.el8 |
| [resource-agents-aliyun](https://patchblox.com/security/data/product/linux/resource-agents-aliyun.md) | almalinux 8 | 4.1.1-98.el8 |
| [resource-agents-gcp](https://patchblox.com/security/data/product/linux/resource-agents-gcp.md) | almalinux 8 | 4.1.1-98.el8 |
| [resource-agents-paf](https://patchblox.com/security/data/product/linux/resource-agents-paf.md) | almalinux 8 | 4.1.1-98.el8 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2021-27291](https://patchblox.com/security/data/cve/CVE-2021-27291.md) | High | python3-pygments: In pygments 1.1+, fixed in 2.7.4, the lexers used to parse programminglanguages rely heavily on regular expressions | 7.8 | 0.0391 |  |
| [CVE-2021-20270](https://patchblox.com/security/data/cve/CVE-2021-20270.md) | High | resource-agents: The resource-agents packages provide the Pacemaker and RGManager service managers with a set of scripts | 7.8 | 0.0276 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo