# CVE-2023-5158: linux: A flaw was found in vringh_kiov_advance in drivers/vhost/vringh.c in the host side of a virtio ring in the Linux Kernel

CVE-2023-5158 is fixed in linux on 1 platform, first by DEBIAN-CVE-2023-5158, released September 25, 2023. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2023-5158
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0021
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 25, 2023

## Description

A flaw was found in vringh_kiov_advance in drivers/vhost/vringh.c in the host side of a virtio ring in the Linux Kernel. This issue may result in a denial of service from guest to host via zero length descriptor.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.1.64-1 | [DEBIAN-CVE-2023-5158](https://patchblox.com/security/data/fix/linux/debian-cve-2023-5158.md) | Sep 25, 2023 |
| Linux | linux Debian 13.5 (trixie) | 6.5.8-1 | [DEBIAN-CVE-2023-5158](https://patchblox.com/security/data/fix/linux/debian-cve-2023-5158.md) | Sep 25, 2023 |
| Linux | linux Debian 14 | 6.5.8-1 | [DEBIAN-CVE-2023-5158](https://patchblox.com/security/data/fix/linux/debian-cve-2023-5158.md) | Sep 25, 2023 |

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Data as of 2026-11-08T06:59:42Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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