# ALSA-2021:4325: Security update for 2 packages

ALSA-2021:4325, released November 9, 2021, fixes 1 CVE across 2 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/alsa-2021-4325
- Platform: Linux
- Released: Nov 9, 2021
- Priority: High (Closes CVE-2021-28091, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/ALSA-2021:4325

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [lasso](https://patchblox.com/security/data/product/linux/lasso.md) | almalinux 8 | 2.6.0-12.el8 |
| [lasso-devel](https://patchblox.com/security/data/product/linux/lasso-devel.md) | almalinux 8 | 2.6.0-12.el8 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2021-28091](https://patchblox.com/security/data/cve/CVE-2021-28091.md) | High | lasso: The lasso packages provide the Lasso library that implements the Liberty Alliance Single Sign-On standards, including... | 8.8 | 0.0138 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo