GSD-2022-1007103 Bluetooth: hci_{ldisc,serdev}: check percpu_init_rwsem() failure
A missing check for percpu_init_rwsem failure in Bluetooth HCI drivers can lead to a null pointer dereference and system crash.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1007103?
GSD-2022-1007103 is a vulnerability in Kernel, published on 14 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Bluetooth: hci_{ldisc,serdev}: check percpu_init_rwsem() failure
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.75 by commit b8917dce2134739b39bc0a5648b18427f2cad569, it was introduced in version v4.15 by commit 67d2f8781b9f00d1089aafcfa3dc09fcd0f343e2. For more details please see the references link.
Which versions are affected by GSD-2022-1007103?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007103?
No fix has been published for GSD-2022-1007103 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1007103 being exploited?
There is no known exploitation of GSD-2022-1007103 in the wild and no public exploit code.