# ALSA-2023:6167: libguestfs-winsupport security update

ALSA-2023:6167, released October 30, 2023, fixes 1 CVE in libguestfs-winsupport (version 9.2-2.el9_2). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/alsa-2023-6167
- Platform: Linux
- Released: Oct 30, 2023
- Priority: High (Closes CVE-2022-40284, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/ALSA-2023:6167

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [libguestfs-winsupport](https://patchblox.com/security/data/product/linux/libguestfs-winsupport.md) | almalinux 9 | 9.2-2.el9_2 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2022-40284](https://patchblox.com/security/data/cve/CVE-2022-40284.md) | High | nbdkit-basic-plugins: Kernel-based Virtual Machine (KVM) offers a full virtualization solution for Linux on numerous hardware platforms | 7.8 | 0.0038 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo