CVE-2022-3628 Memory corruption in Kernel
A buffer overflow in the Linux kernel Broadcom Wi-Fi driver allows local attackers to crash the system or escalate privileges via a malicious USB device.
- 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-2022-3628?
CVE-2022-3628 is a medium-severity memory corruption vulnerability in Linux kernel, published on 12 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A buffer overflow flaw was found in the Linux kernel Broadcom Full MAC Wi-Fi driver. This issue occurs when a user connects to a malicious USB device. This can allow a local user to crash the system or escalate their privileges.
Which versions are affected by CVE-2022-3628?
It affects 1 product.
Linux distribution packages (1)
kernel-source openSUSE:Tumbleweed | All versions | 6.0.7-1.1 |
Products include Linux kernel.
How do I fix CVE-2022-3628?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-3628 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-3628 exists.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2022-3628, GHSA-9j82-x46x-536g, OESA-2022-2103, UBUNTU-CVE-2022-3628, openSUSE-SU-2024:12484-1.