CVE-2025-38316 wifi: mt76: mt7996: avoid NULL pointer dereference in mt7996_set_monitor()

Medium 5.5 Published Updated

A NULL pointer dereference in the mt7996 WiFi driver can cause a system crash, requiring a kernel patch to fix.

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-2025-38316?

CVE-2025-38316 is a medium-severity vulnerability in Linux kernel, published on 10 Jul 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: mt7996: avoid NULL pointer dereference in mt7996_set_monitor()

The function mt7996_set_monitor() dereferences phy before the NULL sanity check.

Fix this to avoid NULL pointer dereference by moving the dereference after the check.

Weakness: CWE-476

Which versions are affected by CVE-2025-38316?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2025-38316?

Apply the vendor's patch.

Is CVE-2025-38316 being exploited?

There is no known exploitation of CVE-2025-38316 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as BELL-CVE-2025-38316, GHSA-c5qr-9w5g-63j5, UBUNTU-CVE-2025-38316.

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