CVEvulnerability
CVE-2023-54214
8.8 HIGH
Official page ↗
- Status
- Deferred
- Published
- 2025-12-30
- Last modified
- 2026-10-28
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)
- 8.8 HIGH — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: L2CAP: Fix potential user-after-free
This fixes all instances of which requires to allocate a buffer calling
alloc_skb which may release the chan lock and reacquire later which
makes it possible that the chan is disconnected in the meantime.
References
- https://git.kernel.org/stable/c/31a288a4df7f6a28e65da22a4ab2add4a963738e git.kernel.org
- https://git.kernel.org/stable/c/60aaccf16d1e099c16bebfb96428ae762cb528f7 git.kernel.org
- https://git.kernel.org/stable/c/64e28ecf44e46de9f01915a4146706a21c3469d2 git.kernel.org
- https://git.kernel.org/stable/c/994e3e18908f5c4a12d07b44018e6aa85f071048 git.kernel.org
- https://git.kernel.org/stable/c/a6a7d1541fefddf7ca0cfb34c1bff63ff809cc49 git.kernel.org
- https://git.kernel.org/stable/c/b2fde8cb2a25125111f2144604e0e7c0ebcc4bba git.kernel.org
- https://git.kernel.org/stable/c/b8ed41cc04fb74005aa51d17865ca3d022760335 git.kernel.org
- https://git.kernel.org/stable/c/df5703348813235874d851934e957c3723d71644 git.kernel.org