CVE-2026-89629 HID: corsair-void: Check size of status and firmware events before reading them
A local attacker with physical access can trigger an out-of-bounds read in the Corsair Void HID driver, potentially disclosing kernel memory.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2026-89629?
CVE-2026-89629 is a vulnerability in Linux, published on 11 Sep 2026. 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
In the Linux kernel, the following vulnerability has been resolved:
HID: corsair-void: Check size of status and firmware events before reading them
Malformed status and firmware events could cause an out-of-bounds read since the size wasn't being checked. Check the size and warn on unexpected values to avoid this.
Which versions are affected by CVE-2026-89629?
How do I fix CVE-2026-89629?
Apply the vendor's patch.
Is CVE-2026-89629 being exploited?
There is no known exploitation of CVE-2026-89629 in the wild and no public exploit code.
Sources
Also known as BELL-CVE-2026-89629, DEBIAN-CVE-2026-89629, GHSA-xgm9-7cpg-j4jq, UBUNTU-CVE-2026-89629.