CVE-2026-53318: wifi: mt76: mt7925: prevent NULL pointer dereference in mt7925_tx_check_aggr()

Published Jun 26, 2026
·
Updated

In the Linux kernel, the following vulnerability has been resolved:

wifi: mt76: mt7925: prevent NULL pointer dereference in mt7925txcheckaggr()

Move the NULL check for 'sta' before dereferencing it to prevent a possible crash.

Affected Software

4 affected components
Linux Kernel
Linux Linux kernel>=6.11<6.12.91
Linux Linux kernel>=6.13<6.18.33
Linux Linux kernel>=6.19<7.0.10

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Compensating control

    In wifi: mt76: mt7925, modify mt7925_tx_check_aggr() to move the NULL check for 'sta' before dereferencing it to prevent a possible NULL pointer dereference/crash.

Event History

Jun 26, 2026
CVE Published
via MITRE·07:41 PM
Data Sourced
via MITRE·07:41 PM
Description
Data Sourced
via NVD·08:17 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-53318?

CVE-2026-53318 has a medium severity rating of 5.5 based on the CVSS 3.1 scoring.

2

How do I fix CVE-2026-53318?

To fix CVE-2026-53318, ensure your Linux kernel is updated to the latest version that addresses this vulnerability.

3

What systems are affected by CVE-2026-53318?

CVE-2026-53318 affects the Linux kernel specifically in the mt76 driver for the mt7925 chipset.

4

What type of vulnerability is CVE-2026-53318?

CVE-2026-53318 is categorized as a Null Pointer Dereference vulnerability.

5

What is the impact of CVE-2026-53318?

The impact of CVE-2026-53318 could potentially lead to a crash due to a NULL pointer dereference in the affected function.

Contact

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