CVE-2026-82908 MSI Dragon Center MMIO Write Path NTIOLib_X64.sys MmioWritePath integer overflow
Local attackers can exploit an integer overflow in MSI Dragon Center's kernel driver to achieve privilege escalation or code execution.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-82908?
CVE-2026-82908 is a critical vulnerability in MSI Dragon Center, published on 31 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability was found in MSI Dragon Center up to 2.0.155.0. Affected by this vulnerability is the function MmioWritePath in the library NTIOLib_X64.sys of the component MMIO Write Path Handler. Performing a manipulation of the argument count/elementSize results in integer overflow. The attack requires a local approach. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Which versions are affected by CVE-2026-82908?
How do I fix CVE-2026-82908?
No fix has been published for CVE-2026-82908 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-82908 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-82908 exists.
Sources
Also known as GHSA-fwx3-wg2m-r25q.