# RHSA-2022:0899: Security update for 3 packages

RHSA-2022:0899, released March 15, 2022, fixes 1 CVE across 3 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2022-0899
- Platform: Linux
- Released: Mar 15, 2022
- Priority: High (Closes CVE-2022-23308, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2022:0899

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [libxml2](https://patchblox.com/security/data/product/linux/libxml2.md) | RHEL 8 | 0:2.9.7-12.el8_5 |
| [libxml2-devel](https://patchblox.com/security/data/product/linux/libxml2-devel.md) | RHEL 8 | 0:2.9.7-12.el8_5 |
| [python3-libxml2](https://patchblox.com/security/data/product/linux/python3-libxml2.md) | RHEL 8 | 0:2.9.7-12.el8_5 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2022-23308](https://patchblox.com/security/data/cve/CVE-2022-23308.md) | High | libxml2: valid.c in libxml2 before 2.9.13 has a use-after-free of ID and IDREF attributes. | 8.1 | 0.0512 |  |

---

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo