# DSA-5391-1: libxml2 security update

DSA-5391-1, released April 20, 2023, fixes 1 CVE in libxml2 (version 2.9.10+dfsg-6.7+deb11u4). None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/dsa-5391-1
- Platform: Linux
- Released: Apr 20, 2023
- Priority: Routine (Closes CVE-2023-28484)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2023-28484

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [libxml2](https://patchblox.com/security/data/product/linux/libxml2.md) | Debian 11.6 (bullseye) | 2.9.10+dfsg-6.7+deb11u4 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2023-28484](https://patchblox.com/security/data/cve/CVE-2023-28484.md) | Routine | libxml2-devel: The libxml2 library is a development toolbox providing the implementation of various XML standards.  Security Fix(es)... | 6.5 | 0.0125 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo