GSD-2022-1002404 Bluetooth: Fix use after free in hci_send_acl
A use-after-free vulnerability in the Linux Kernel Bluetooth subsystem allows attackers to potentially execute code or cause a denial of service.
- 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-2022-1002404?
GSD-2022-1002404 is an use after free 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: Fix use after free in hci_send_acl
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 v4.14.276 by commit 643a6c26bd32e339d00ad97b8822b6db009e803c. For more details please see the references link.
Which versions are affected by GSD-2022-1002404?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002404?
No fix has been published for GSD-2022-1002404 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2022-1002404 being exploited?
There is no known exploitation of GSD-2022-1002404 in the wild and no public exploit code.