# RHSA-2022:7692: Security update for 5 packages

RHSA-2022:7692, released November 8, 2022, fixes 7 CVEs across 5 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2022-7692
- Platform: Linux
- Released: Nov 8, 2022
- Priority: High (Closes CVE-2022-22822, high severity)
- CVEs: 7, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2022:7692

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [xmlrpc-c](https://patchblox.com/security/data/product/linux/xmlrpc-c.md) | RHEL 8 | 0:1.51.0-8.el8 |
| [xmlrpc-c-c++](https://patchblox.com/security/data/product/linux/xmlrpc-c-c.md) | RHEL 8 | 0:1.51.0-8.el8 |
| [xmlrpc-c-client](https://patchblox.com/security/data/product/linux/xmlrpc-c-client.md) | RHEL 8 | 0:1.51.0-8.el8 |
| [xmlrpc-c-client++](https://patchblox.com/security/data/product/linux/xmlrpc-c-client-xmlrpc-c-client.md) | RHEL 8 | 0:1.51.0-8.el8 |
| [xmlrpc-c-devel](https://patchblox.com/security/data/product/linux/xmlrpc-c-devel.md) | RHEL 8 | 0:1.51.0-8.el8 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2022-22822](https://patchblox.com/security/data/cve/CVE-2022-22822.md) | High | xul-ext-lightning: addBinding in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. | 9.8 | 0.0548 |  |
| [CVE-2021-46143](https://patchblox.com/security/data/cve/CVE-2021-46143.md) | High | expat: In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integeroverflow exists for m_groupSize. | 9.8 | 0.0447 |  |
| [CVE-2022-22823](https://patchblox.com/security/data/cve/CVE-2022-22823.md) | High | thunderbird-mozsymbols: build_model in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. | 9.8 | 0.0387 |  |
| [CVE-2022-22824](https://patchblox.com/security/data/cve/CVE-2022-22824.md) | High | expat: defineAttribute in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. | 9.8 | 0.0387 |  |
| [CVE-2022-22826](https://patchblox.com/security/data/cve/CVE-2022-22826.md) | High | libxmltok1: nextScaffoldPart in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. | 9.8 | 0.0318 |  |
| [CVE-2022-22827](https://patchblox.com/security/data/cve/CVE-2022-22827.md) | High | thunderbird-gnome-support: storeAtts in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. | 9.8 | 0.0318 |  |
| [CVE-2022-22825](https://patchblox.com/security/data/cve/CVE-2022-22825.md) | High | libxmltok1: lookup in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. | 9.8 | 0.0299 |  |

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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