CVE-2026-97500 wifi: rtw89: phy: check length before parsing PHY status IE
A missing length check in the rtw89 WiFi driver allows out-of-bounds access, potentially causing a kernel crash or denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-97500?
CVE-2026-97500 is a memory corruption vulnerability in Linux, published on 24 Sep 2026. 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:
wifi: rtw89: phy: check length before parsing PHY status IE
Hardware might report PHY status IE with unexpected length, and parser might access out of range. Check the length ahead.
Which versions are affected by CVE-2026-97500?
How do I fix CVE-2026-97500?
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-2026-97500 being exploited?
There is no known exploitation of CVE-2026-97500 in the wild and no public exploit code.
Sources
Also known as AZL-103664, BELL-CVE-2026-97500, DEBIAN-CVE-2026-97500, GHSA-pw46-3vj9-6343, UBUNTU-CVE-2026-97500.