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CVE-2026-53104

wifi: mt76: Fix memory leak destroying device

MEDIUM
5.5
CVSS Score
Published: June 24, 2026 at 04:30 PM UTC
Updated: October 21, 2026 at 01:19 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: Fix memory leak destroying device All MT76 rx queues have an associated page_pool even if the queue is not associated to a NAPI (e.g. WED RRO queues with WED enabled). Destroy the page_pool running mt76_dma_cleanup routine during module unload. Moreover returns pages to the page pool if WED is not enabled for WED RRO queues.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
6.19 ≤ v < 7.0.106.8 ≤ v < 6.18.336.8950d0abb5cd94f2b0710c5c42ac4398c91a7ff22
Vendor states this is fixed in 4b7c92fd8b8700fac387ff43c6f6e0c4e05ec93f (fixed)
Vendor states this is fixed in 6b470f36616e3448d44b0ef4b1de2a3e3a31b5be (fixed)
Vendor states this is fixed in dcbc13d19bef3326c72f324b10f5a3e5fc4d71de (fixed)
Vendor states this is fixed in 6.12.114 (unaffected)
Vendor states this is fixed in 6.18.33 (unaffected)
Vendor states this is fixed in 6.8 (unaffected)
Vendor states this is fixed in 7.0.10 (unaffected)
Vendor states this is fixed in 7.1 (unaffected)

References (4)

Patch
Source: cverecord
https://git.kernel.org/stable/c/dcbc13d19bef3326c72f324b10f5a3e5fc4d71de
Patch
Source: cverecord
https://git.kernel.org/stable/c/4b7c92fd8b8700fac387ff43c6f6e0c4e05ec93f
Patch
Source: cverecord
https://git.kernel.org/stable/c/6b470f36616e3448d44b0ef4b1de2a3e3a31b5be
Source: cverecord
https://git.kernel.org/stable/c/3c363fc4dbdb77a3f02dcf6ba90c1f0a111ef055

CVSS

5.5MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-401

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