PT-2026-61183 · Linux+1 · Linux Kernel+1

CVE-2026-63866

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Published

2026-07-19

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Updated

2026-09-07

CVSS v3.1

8.8

High

VectorAV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description An issue exists in the mt7996 mac sta deinit link() function within the mt76 wifi driver for mt7996 devices. The problem involves the failure to clear the WCID (Wireless Client Identifier) pointer when removing the station link.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

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Related Identifiers

CVE-2026-63866
USN-8593-1
USN-8603-1
USN-8618-1
USN-8663-1
USN-8664-1
USN-8728-1

Affected Products

Linux Kernel
Ubuntu