CVE-2026-53318
Received Received - Intake
NULL Pointer Dereference in Linux Kernel mt76 WiFi Driver

Publication date: 2026-06-26

Last updated on: 2026-06-26

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: prevent NULL pointer dereference in mt7925_tx_check_aggr() Move the NULL check for 'sta' before dereferencing it to prevent a possible crash.
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Meta Information
Published
2026-06-26
Last Modified
2026-06-26
Generated
2026-06-27
AI Q&A
2026-06-26
EPSS Evaluated
N/A
NVD
CVE-2026-53318
EUVD
EUVD-2026-39853
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux_kernel linux_kernel *
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability exists in the Linux kernel's wifi driver for the mt7925 chipset. It involves a NULL pointer dereference in the function mt7925_tx_check_aggr(). Specifically, the code did not check if the pointer 'sta' was NULL before using it, which could cause the system to crash. The fix moves the NULL check for 'sta' before it is dereferenced to prevent this crash.

Impact Analysis

This vulnerability can cause a system crash due to a NULL pointer dereference in the wifi driver. Such a crash could lead to a denial of service, interrupting network connectivity and potentially requiring a system reboot to restore normal operation.

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