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

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-07-10 · updated 2026-06-17
Weakness: CWE-476

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.

Affected products

Linux kernel: from 6.14 before 6.15.3 — fixed in 6.15.3

How to fix

Upgrade to a fixed version: Linux kernel 6.15.3. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/83a422c8169eef95aef57f7ddc467bb126d9ae81
https://git.kernel.org/stable/c/cb423ddad0f6e6f55b1700422ab777b25597cc83

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