GSD-2022-1002255 Bluetooth: hci_serdev: call init_rwsem() before p->open()
A race condition in the Linux Kernel Bluetooth driver can lead to system instability or denial of service due to improper semaphore initialization.
- 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-2022-1002255?
GSD-2022-1002255 is a vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Bluetooth: hci_serdev: call init_rwsem() before p->open()
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 v5.4.189 by commit d58d281d6a3f49ce83b82f8211c396ba34c0304f, it was introduced in version v4.16 by commit d73e172816652772114827abaa2dbc053eecbbd7. For more details please see the references link.
Which versions are affected by GSD-2022-1002255?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002255?
No fix has been published for GSD-2022-1002255 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1002255 being exploited?
There is no known exploitation of GSD-2022-1002255 in the wild and no public exploit code.