CVE-2024-35963 Bluetooth: hci_sock: Fix not validating setsockopt user input
A missing input validation in the Linux kernel Bluetooth subsystem allows local attackers to cause a denial of service via crafted setsockopt calls.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-35963?
CVE-2024-35963 is a high-severity vulnerability in Linux kernel, published on 20 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: hci_sock: Fix not validating setsockopt user input
Check user input length before copying data.
Weakness: CWE-1284
Which versions are affected by CVE-2024-35963?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-35963?
Apply the vendor's patch.
Is CVE-2024-35963 being exploited?
There is no known exploitation of CVE-2024-35963 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2024-35963, DEBIAN-CVE-2024-35963, GHSA-qv2f-765q-7wrf, UBUNTU-CVE-2024-35963.