# ALSA-2021:4150: Security update for 20 packages

ALSA-2021:4150, released November 9, 2021, fixes 2 CVEs across 20 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/alsa-2021-4150
- 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-2021:4150

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [python-pymongo-doc](https://patchblox.com/security/data/product/linux/python-pymongo-doc.md) | almalinux 8 | 3.7.0-1.module_el8.5.0+135+5ce32bc4 |
| [python-virtualenv-doc](https://patchblox.com/security/data/product/linux/python-virtualenv-doc.md) | almalinux 8 | 15.1.0-21.module_el8.5.0+2569+5c5719bc |
| [python3-PyMySQL](https://patchblox.com/security/data/product/linux/python3-pymysql-python3-pymysql.md) | almalinux 8 | 0.10.1-2.module_el8.5.0+2569+5c5719bc |
| [python3-bson](https://patchblox.com/security/data/product/linux/python3-bson.md) | almalinux 8 | 3.7.0-1.module_el8.5.0+135+5ce32bc4 |
| [python3-distro](https://patchblox.com/security/data/product/linux/python3-distro.md) | almalinux 8 | 1.4.0-2.module_el8.5.0+135+5ce32bc4 |
| [python3-docs](https://patchblox.com/security/data/product/linux/python3-docs.md) | almalinux 8 | 3.6.7-2.module_el8.5.0+2569+5c5719bc |
| [python3-docutils](https://patchblox.com/security/data/product/linux/python3-docutils.md) | almalinux 8 | 0.14-12.module_el8.5.0+2569+5c5719bc |
| [python3-nose](https://patchblox.com/security/data/product/linux/python3-nose.md) | almalinux 8 | 1.3.7-31.module_el8.5.0+2569+5c5719bc |
| [python3-pygments](https://patchblox.com/security/data/product/linux/python3-pygments.md) | almalinux 8 | 2.2.0-22.module_el8.5.0+2569+5c5719bc |
| [python3-pymongo](https://patchblox.com/security/data/product/linux/python3-pymongo.md) | almalinux 8 | 3.7.0-1.module_el8.5.0+135+5ce32bc4 |
| [python3-pymongo-gridfs](https://patchblox.com/security/data/product/linux/python3-pymongo-gridfs.md) | almalinux 8 | 3.7.0-1.module_el8.5.0+2569+5c5719bc |
| [python3-scipy](https://patchblox.com/security/data/product/linux/python3-scipy.md) | almalinux 8 | 1.0.0-21.module_el8.5.0+135+5ce32bc4 |
| [python3-sqlalchemy](https://patchblox.com/security/data/product/linux/python3-sqlalchemy.md) | almalinux 8 | 1.3.2-2.module_el8.5.0+2569+5c5719bc |
| [python3-virtualenv](https://patchblox.com/security/data/product/linux/python3-virtualenv.md) | almalinux 8 | 15.1.0-21.module_el8.5.0+135+5ce32bc4 |
| [python3-wheel](https://patchblox.com/security/data/product/linux/python3-wheel.md) | almalinux 8 | 1:0.31.1-3.module_el8.5.0+2569+5c5719bc |
| [python3-wheel-wheel](https://patchblox.com/security/data/product/linux/python3-wheel-wheel.md) | almalinux 8 | 1:0.31.1-3.module_el8.5.0+2569+5c5719bc |
| [python36](https://patchblox.com/security/data/product/linux/python36.md) | almalinux 8 | 3.6.8-38.module_el8.5.0+135+5ce32bc4 |
| [python36-debug](https://patchblox.com/security/data/product/linux/python36-debug.md) | almalinux 8 | 3.6.8-38.module_el8.5.0+2569+5c5719bc |
| [python36-devel](https://patchblox.com/security/data/product/linux/python36-devel.md) | almalinux 8 | 3.6.8-38.module_el8.5.0+2569+5c5719bc |
| [python36-rpm-macros](https://patchblox.com/security/data/product/linux/python36-rpm-macros.md) | almalinux 8 | 3.6.8-38.module_el8.5.0+135+5ce32bc4 |

## 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