CVE-2026-23325 wifi: mt76: mt7996: Fix possible oob access in mt7996_mac_write_txwi_80211()
A missing length check in the mt7996 WiFi driver allows out-of-bounds memory access, potentially leading to crashes 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
- Available
What is CVE-2026-23325?
CVE-2026-23325 is a high-severity memory corruption vulnerability in Linux kernel, published on 25 Mar 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: mt76: mt7996: Fix possible oob access in mt7996_mac_write_txwi_80211()
Check frame length before accessing the mgmt fields in mt7996_mac_write_txwi_80211 in order to avoid a possible oob access.
Weakness: CWE-125
Which versions are affected by CVE-2026-23325?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2026-23325?
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-2026-23325 being exploited?
There is no known exploitation of CVE-2026-23325 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2026-23325, DEBIAN-CVE-2026-23325, GHSA-ghwv-vcf8-g6g9, ROOT-OS-DEBIAN-13-CVE-2026-23325, ROOT-OS-UBUNTU-2404-CVE-2026-23325, UBUNTU-CVE-2026-23325.