CVE-2022-23467 Out of Bounds Read in OpenRazer Driver
A local attacker with physical access can leak stack addresses via a modified USB device, potentially bypassing KASLR in the OpenRazer Linux driver.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2022-23467?
CVE-2022-23467 is a medium-severity vulnerability in openrazer, published on 5 Dec 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
OpenRazer is an open source driver and user-space daemon to control Razer device lighting and other features on GNU/Linux. Using a modified USB device an attacker can leak stack addresses of the `razer_attr_read_dpi_stages`, potentially bypassing KASLR. To exploit this vulnerability an attacker would need to access to a users keyboard or mouse or would need to convince a user to use a modified device. The issue has been patched in v3.5.1. Users are advised to upgrade and should be reminded not to plug in unknown USB devices.
Weakness: CWE-125
Which versions are affected by CVE-2022-23467?
It affects 1 product.
Products include Openrazer Project Openrazer.
How do I fix CVE-2022-23467?
Upgrade to a fixed version.
Is CVE-2022-23467 being exploited?
There is no known exploitation of CVE-2022-23467 in the wild and no public exploit code.
Other vulnerabilities in openrazer
Sources
Also known as DEBIAN-CVE-2022-23467, GHSA-39hg-jvc9-fg7h, UBUNTU-CVE-2022-23467.