CVE-2024-57989: wifi: mt76: mt7925: fix NULL deref check in mt7925_change_vif_links

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-02-27 · updated 2026-06-17
Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: fix NULL deref check in mt7925_change_vif_links In mt7925_change_vif_links() devm_kzalloc() may return NULL but this returned value is not checked.

Affected products

Linux kernel: from 6.11 before 6.12.13; from 6.13 before 6.13.2 — fixed in 6.12.13, 6.13.2

How to fix

Upgrade to a fixed version: Linux kernel 6.12.13, 6.13.2. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/2f709fe755c16b811ba7339ae4c3ee2c72323d3d
https://git.kernel.org/stable/c/5872530c2862700070223a2c2ea85642bf2f8875
https://git.kernel.org/stable/c/5cd0bd815c8a48862a296df9b30e0ea0da14acd3

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