# ALSA-2021:4149: python3-pillow security update

ALSA-2021:4149, released November 9, 2021, fixes 15 CVEs in python3-pillow (version 5.1.1-16.el8). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/alsa-2021-4149
- Platform: Linux
- Released: Nov 9, 2021
- Priority: High (Closes CVE-2021-27922, high severity)
- CVEs: 15, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/ALSA-2021:4149

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [python3-pillow](https://patchblox.com/security/data/product/linux/python3-pillow.md) | almalinux 8 | 5.1.1-16.el8 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2021-27922](https://patchblox.com/security/data/cve/CVE-2021-27922.md) | High | python-Pillow: This update for python-Pillow fixes the following issues:  - Fixed ImagePath.Path array handling (bsc#1194552, CVE-20... | 9.1 | 0.0485 |  |
| [CVE-2021-34552](https://patchblox.com/security/data/cve/CVE-2021-34552.md) | High | python-Pillow: This update for python-Pillow fixes the following issues:  - Fixed ImagePath.Path array handling (bsc#1194552, CVE-20... | 9.1 | 0.0319 |  |
| [CVE-2021-27921](https://patchblox.com/security/data/cve/CVE-2021-27921.md) | High | python-Pillow: This update for python-Pillow fixes the following issues:  - Fixed ImagePath.Path array handling (bsc#1194552, CVE-20... | 9.1 | 0.0317 |  |
| [CVE-2021-27923](https://patchblox.com/security/data/cve/CVE-2021-27923.md) | High | python-Pillow: This update for python-Pillow fixes the following issues:  - Fixed ImagePath.Path array handling (bsc#1194552, CVE-20... | 9.1 | 0.0305 |  |
| [CVE-2021-25287](https://patchblox.com/security/data/cve/CVE-2021-25287.md) | High | python3-pil.imagetk: An issue was discovered in Pillow before 8.2.0 | 9.1 | 0.0293 |  |
| [CVE-2021-28676](https://patchblox.com/security/data/cve/CVE-2021-28676.md) | High | python3-pil: An issue was discovered in Pillow before 8.2.0 | 9.1 | 0.0250 |  |
| [CVE-2021-28677](https://patchblox.com/security/data/cve/CVE-2021-28677.md) | High | python3-pil: An issue was discovered in Pillow before 8.2.0 | 9.1 | 0.0247 |  |
| [CVE-2021-25288](https://patchblox.com/security/data/cve/CVE-2021-25288.md) | High | python3-pil: An issue was discovered in Pillow before 8.2.0 | 9.1 | 0.0239 |  |
| [CVE-2021-25290](https://patchblox.com/security/data/cve/CVE-2021-25290.md) | High | python-Pillow: This update for python-Pillow fixes the following issues:  - Fixed ImagePath.Path array handling (bsc#1194552, CVE-20... | 9.1 | 0.0237 |  |
| [CVE-2021-25292](https://patchblox.com/security/data/cve/CVE-2021-25292.md) | High | python-Pillow: This update for python-Pillow fixes the following issues:  - Fixed ImagePath.Path array handling (bsc#1194552, CVE-20... | 9.1 | 0.0173 |  |
| [CVE-2020-35655](https://patchblox.com/security/data/cve/CVE-2020-35655.md) | High | python3-pillow: The python-pillow packages contain a Python image processing library that provides extensive file format support, an... | 9.1 | 0.0166 |  |
| [CVE-2020-35653](https://patchblox.com/security/data/cve/CVE-2020-35653.md) | High | python3-pillow: The python-pillow packages contain a Python image processing library that provides extensive file format support, an... | 9.1 | 0.0164 |  |
| [CVE-2021-25293](https://patchblox.com/security/data/cve/CVE-2021-25293.md) | High | python-Pillow: This update for python-Pillow fixes the following issues:  - Fixed ImagePath.Path array handling (bsc#1194552, CVE-20... | 9.1 | 0.0160 |  |
| [CVE-2021-28675](https://patchblox.com/security/data/cve/CVE-2021-28675.md) | High | python3-pil: An issue was discovered in Pillow before 8.2.0 | 9.1 | 0.0096 |  |
| [CVE-2021-28678](https://patchblox.com/security/data/cve/CVE-2021-28678.md) | High | python3-pil: An issue was discovered in Pillow before 8.2.0 | 9.1 | 0.0073 |  |

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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