CVE-2025-38600 wifi: mt76: mt7925: fix off by one in mt7925_mcu_hw_scan()
An off-by-one error in the mt7925 Wi-Fi driver allows out-of-bounds memory access, potentially leading to system crashes or code execution.
- 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-2025-38600?
CVE-2025-38600 is a high-severity vulnerability in Linux kernel, published on 19 Aug 2025. 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: mt76: mt7925: fix off by one in mt7925_mcu_hw_scan()
The ssid->ssids[] and sreq->ssids[] arrays have MT7925_RNR_SCAN_MAX_BSSIDS elements so this >= needs to be > to prevent an out of bounds access.
Weakness: CWE-193
Which versions are affected by CVE-2025-38600?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2025-38600?
Apply the vendor's patch.
Is CVE-2025-38600 being exploited?
There is no known exploitation of CVE-2025-38600 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2025-38600, GHSA-6gmp-c74h-hhc2, UBUNTU-CVE-2025-38600.